The inspection reveals that both the quantity and quality of the wheat delivered are not in conformity with those stipulated in the contract, though the packing is all in good condition.

尽管包装完好，但检验表明，这批小麦的数量与质量都不符合合同规定。

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By analyzing the working condition and failure mechanism of packing box, it is proved in theory that fretting fatigue results in the failure of packing box.

通过对填料盘工作状况和失效机制的理论分析，进而在理论上证明了填料盘的开裂是由于微动疲劳造成的。

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The output of PVA in China accounts for over 30% of the worldwide output, while the packing of domestic PVA products has been in a semi - automatic condition for a long term.

我国的聚乙烯醇(PVA)产量占世界PV A产量的30%以上，而长期以来国内PV A产品的包装却一直处于人工套袋的半自动包装状态。

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