At least 2 - year experience of machining operation.

至少2年机械加工经验.

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The height vernier caliper is widely used for height measurement , scribing, etc. in machining operation.

高度游标卡尺广泛用于机械加工中的高度测量 、 划线等.

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Facing . Facing is a machining operation on the end flat face or shoulder of a fastener.

是机械操作在末端,在紧固件表面或肩部.

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Surface roughness of machining operation is determined by the height of machining residual area.

切削加工的表面粗糙度值主要取决于切削残留面积的高度.

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A great variety of workpiece may be produced without resorting to a machining operation.

很多种类的工件可能不用选择机加工操作就可以做出来.

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