The mixing ratio of the main coating agent and the hardening agent is adjusted depending on the positions of the upper end portion of the mixing ratio control shaft on the spindle.
其中，主涂覆剂与硬化剂的混合比根据混合比控制杆的上端部分在主轴上的位置进行调节。
The upper limit of the range of the coating hardness used in the quality control in production can be determined according to the threshold in the specific work hardness curve.
对某类涂层随涂层硬度增加，刮削功上升并有一阈值，以此值可确定生产中检验硬度范围的上限。
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