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Mouldy reason and mould-proof measure and mould-proof test are introduced in this paper.
介绍了纸及其制品的霉变原因,防霉措施和防霉效果检测方法。
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The effect of proof test on the fatigue strength and lifetime of soda lime glass specimens is studied.
研究了保证试验对钙钠玻璃的循环疲劳强度及寿命的影响。
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The effect of proof test on the fatigue strength and lifetime of soda lime glass specimens is studied.
应用断裂力学理论分析了保证试验对陶瓷试件造成的损伤及其对疲劳强度的影响。
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The above products have passed national coal mine explosion-proof security product quality supervision and inspection center, explosion-proof test, acquired qualified certificates.
以上产品均已通过国家煤矿防爆安全产品质量监督检验中心测试合格,获得防爆合格证书。
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The proof test of cotton fibre is the foundation for determining the specifications and the structure of spinning machine's components, and is also the base of spin technics designing.
棉纺织的纤维检验是确定纺纱机工艺部件规格、结构以及纺纱工艺设计的依据,对成纱的产品质量影响较大。