介绍了化油器装配过程中的主要检测项目的检验原理及方法。
In this paper the inspecting principle and method of the major inspection items in carburetor assembling process are presented.
普通立式加工中心几何精度检验的主要项目有：工作台面的平面度、各坐标方向移动的相互垂直度。
The main project 2, ordinary vertical machining center geometry precision testing: work surface flatness, moving in each direction are perpendicular.
介绍了公路常用材料的检验项目，频率和主要质量控制项目，通过预防，采取措施，达到监控为目的，有效地控制了原材料的质量。
This paper introduces checkup project, frequency and main quality control project for road common material. It also states how to effectively control the raw material quality by prevention measure.
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