The organization shall have a process to assure the quality of purchased product utilizing the method of part evaluation by a designated laboratory.
组织应具有确保采购产品质量的过程，通过由认可的实验室进行的零件评价的方法。
Therefore, the evaluation method with reciprocating sliding tests in laboratory can be used to characterize the cutting properties of coating tools.
往复滑动的实验室评价方法能够用来定性评价涂层刀具的切削性能。
The comparison result, the preparation of the gas mixtures, the analytical method as well as the error evaluation between the two laboratory are introduced briefly in this paper.
本文主要介绍了两个实验室的比对结果，气体混合物的制备，分析方法及误差评估。
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