英汉词典 专业、权威的英语单词查询平台

sample sample activity sample addition method sample analog data sample analysis sample analyzer sample and hold sample and hold amplifier sample and hold bridge sample and hold circuit sample and hold device sample and hold unit sample application sample applicator sample approch sample area sample arithmetic mean sample aspect ratio sample autocorrelation sample autocorrelation function sample autocorrelation function (sacf) sample autocorrelation matrix sample autocorrelations sample average sample average standard error sample averaging sample bag sample barrel sample batch sample battle sample beam sample bias sample blanket sample block sample board sample boat sample book sample boring sample bottle sample box sample brick sample bucket sample bulb sample by sample estimation sample calculation sample can sample canonical correlation coefficient sample capacity sample car sample card sample card Bristol sample carrier sample case sample casting sample cell sample census sample central moment sample central moments sample certainty sample chamber sample change compaction sample changer sample changing mechanism sample channel sample channels ratio sample characteristic sample characteristic function sample characteristic value sample characteristics sample charge sample chart sample check sample circuit sample clean-up sample cluster sample code sample coefficient sample coefficient of determination sample coefficient of multiple correlation sample coefficient of multiple determination sample coefficient of variation sample collecting tube sample collection sample collection tube sample collector sample command file sample complexity sample concentration sample concentrator sample condensation sample conditioning sample conditioning equipment sample configuration sample connection sample container sample contamination sample content sample continuity sample contract sample controller sample convolution theorm sample copy sample correlation coefficient sample correlation matrix sample counter sample coupon sample covariance sample covariance coefficient sample covariance function sample covariance matrix sample cross moments sample crusher sample cumulant sample cup sample current polarography sample current voltammetry sample cutter sample data sample data computer sample data control sample data control system sample data system sample decile sample deciles sample defective sample definition sample degradation sample delay sample delivery point sample density sample design sample details sample deviation sample device sample devices sample digestion sample dilution method sample discharge arrangement sample discount sample dispersion sample disposal system sample distribution sample distribution function sample distribution of mean sample distributions sample divider sample divider pass sample division sample dot sample drawing sample drawn sample drawn by owner sample drilling sample edge sample error sample estimate sample estimates sample estimation sample estimator sample evaporation sample evaporation chamber sample evaporator sample expense sample explosive substance sample export sample extreme sample fair sample fair ship sample feed pump sample flask sample flip-flop sample flipflop sample fluctuation sample flush vaporizer sample for chemical analysis sample for commercial coal sample for infrared absorption sample for reference sample fractile sample fractiles sample fraction defective sample frame sample frequency sample function sample functions sample gas sample gasification sample gear sample generalized variance sample generator sample grabber Sample Grade sample grid reference sample grinder sample hand sample hand reducing sample handling system sample heat exchanger sample heater sample heterogeneity sample hold sample hold circuit sample hold switch sample holder sample hole sample horizon sample house sample household budgets sample hunter sample image sample importance function sample impression sample in count sample in counting interval sample in measurement sample information sample injection sample injection port sample injector sample inlet system sample input sample inquiry sample inspection sample inspection table sample integrity sample intelligence sample interactive task sample interval sample interview sample introduction sample introduction system sample introduction under pressure sample invoice sample irradiation hole sample issue sample jar sample job stream sample layout sample length sample level of significance sample light beam sample likelihood function sample line sample linker directive sample list sample load sample location sample log sample loom sample loop sample loss sample machine sample making machine sample mark sample marker sample market sample markets sample marking sample mass sample material sample mean sample mean deviation sample mean estimator sample mean square contingency sample mean square deviation sample mean-square contingency sample mechanism sample median sample merchant sample method sample mode sample mold sample moment sample moment of order k sample moment of order R sample moments sample monitoring sample multiple correlation coefficient sample name sample nozzle sample number sample observations sample of colour sample of existing goods sample of no value sample of oil sample of signal sample offer sample on-line pretreatment sample operating system sample order sample out count sample output sample pages sample panel sample partial correlation coefficient sample passer sample passers sample path sample path length sample percentage sample percentile sample percentiles sample period sample piece sample pit sample plan sample plate sample plot sample plot method sample point sample points sample polishing machine sample port sample post sample power sample preparation sample preparation by evaporation sample preparation by filtration sample preparation by recoil sample preparation by sedimentation sample preparation for beta counting sample preparation for spectrometry sample preparation system sample presentation sample pretreatment sample print sample probability sample probability measure space sample probability space sample probe sample problem sample process sample processing sample product moment sample product sum sample production sample program sample program listing sequence sample project sample proportion sample proportion of successes sample protocol sample pulse sample pulse phase sample purity sample quantile sample quartering sample quartile sample quartiles sample query procedure sample range sample rate sample ratio sample receiver sample recovery sample reduction sample reduction and division sample region sample regression sample regression coefficient sample regression function sample regression line sample residual dispersion sample resistance sample riffler sample rock container sample room sample rotation rate sample sale sample saturation sample scope sample search sample selection Sample Selection Bias sample selection model sample selection rule sample selectivity bias sample session sample session editing sample set sample sheet sample ship sample shipment sample sifter sample signal sample significance level sample sink sample size sample size code letter sample size in decision broblem sample size letter sample size loss sample size requirement sample size requirements sample skein sample skein winder sample skewness coefficient sample smear sample solution sample source sample space sample spaces sample spectral function sample spectrum sample spinner sample spliter sample splitter sample splitting sample spoon sample spot sample spotter sample standard deviation sample statistic sample statistics sample storage sample streaker sample strength sample strip sample structure sample subtraction method sample sum sample surface sample survey sample survey design sample survival function sample swatch sample switching sample system sample system minaturization sample system miniaturization sample take-off sample taken at random sample taker sample taking of aggregates sample tap sample technique sample techniques sample temperature sample test sample testing sample tests sample text sample thief sample throughput sample time sample time aperture sample time point sample time series sample to background activity ratio sample total sample traffic survey sample train sample transfer operation sample translator sample tray sample treatment sample tree sample tree age sample trial sample tube sample uncertainty sample unit sample value sample value of random process sample valve sample valve septum sample variability sample variable sample variance sample variance matrix sample variance-covariance matrix sample variation sample vial sample video sample wafer sample water piping system sample weld sample workpiece sample yarn winder sample-and-hold sample-and-hold amplifier sample-and-hold cell sample-and-hold circuit sample-and-hold circuits sample-and-hold device sample-and-hold technique sample-and-hole technique sample-based sample-baseds sample-by-sample sum sample-card sample-changing mechanism sample-clustering sample-data control sample-data system sample-entry plug sample-grabber sample-hold sample-hold circuit sample-hold switch sample-in count sample-in counting interval sample-in measurement sample-interleaved sample-jerker sample-out count sample-plot survey sample-reset loop filter sample-return sample-size sample-specific sample-to-background activity ratio sample-tree age sample/hold circuits sample/holder sampleable samplebottle samplebox samplechanger sampled sampled analog computer sampled analog data sampled analogue data sampled aperture sampled beam sampled colour sine-wave signal sampled correlation function sampled data sampled data analog computer sampled data computer sampled data control sampled data control system sampled data feedback system sampled data filter sampled data measurement sampled data measurements sampled data mode sampled data signal sampled data simulator sampled data system sampled fiber bragg grating sampled grade sampled grating dbr lasers sampled image quality measure sampled input sampled offer sampled optical fiber bragg gratings sampled phase-locked loop sampled picture sampled population sampled ramp signal sampled region sampled signal sampled system sampled threshold sampled value sampled voltage analysis sampled well sampled-current polarography sampled-current voltammetry sampled-data sampled-data analog circuits sampled-data analog computer sampled-data analog signal processing sampled-data circuits sampled-data computer sampled-data control sampled-data control system sampled-data measurement sampled-data networks sampled-data signal sampled-data system sampled-data systems sampled-data transducer sampleddata sampledish sampleharvester sampleite sampleman samplement insoection by attributes samplemill sampler sampler and coder sampler barrel sampler bottom hole sampler side wall sampler space sampler switch samplers samplery samples samples drawn samples of goods samples of many barn cleaner samples per second samplesort sampletie sampley sampley-by-sample product