作为重点，对真空室、真空系统、工件架、磁控溅射靶、控制系统等进行了相应的设计分析和计算。
Special importance were attached to the design and calculation of deposition chamber, vacuum system, sample system, sputtering cathode and control system.
尾架主要用来安装后顶尖，以支撑较长工件，也可安装钻头、铰刀等进行孔加工。
The frame is mainly used to after installation, to support a top attractions, also can install a bit, reamer hole processing, etc.
对于丝锥尾方的加工可以采用磨削的方法，欲实现尾方加工过程的自动化，则磨削尾方专用机床的头架，因其动能是夹持工件，所以在加工过程中必须能自动分度。
The headstock of special purpose qrinder, which is used to hold workpieces, must be able to index automatically in the course of working to make the automatic grinding possible.
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