备用: reserve; spare; alternate; b ...试样: sample; specimen; test piece ...分析用试样: assay sample复用试样: reusing sample核查用试样: witness sample检查用试样: check sample实验室用试样: laboratory sample网路备用试验: network readiness testing镁及其合金加工制品拉伸试验用试样: test pieces for tensile test for wrought aluminum and magnesium and tleir alloy products生铁化学分析用试样制取方法: pig iron - sampling for chemical analysis造纸原料分析用试样的采取: fibrous raw material of sampling for analysis试样: sample; specimen; test piece; test sample; advance print; fitting; assay 送出一些试样 send some samples; 请拿一个试样给我看看。 show me a sample, please备用: reserve; spare; alternate; backup; standby application; standby通用试纸;广用试纸: universal test paperph万用试纸: universal ph test paper比较用试验: comparative test tlock多用试镜架: universal test frame多用试纸: multi-use test paper反作用试验: reaction test鉴定用试剂: identifier耐用试验: duration test启用试验: commissioning test实用试验: commercial use test; in-use testing; operational test使用试验: end use testing; end-use testing; operational test; service tests; service trial; use test使用试验机: service test machine; service-test machine