Sampling and sealing specimens are needed in type test.

型式检验需抽封样品.

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A Wilcoxon type test for trend . [ comment ] .

阿 魏 氏型的趋势检验.

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YB type test pressure gauge can woke perfectly in the occasion without corrosion to copper alloy.

YB型系列精密压力表可在对铜合金无腐蚀性的场所中使用.

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The assembly shall include two resilient seated shutoff valves & four ball type test cocks.

这种总成应该包括两个弹性阀座关闭阀 和 四个球型测试旋塞.

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Conduct commissioned tests of product quality, type test for new products before mass production.

承担企业委托的产品质量检验及新产品投产前的型式试验.

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