Tube fittings are necessary auxiliary elements in hydraulic and pneumatic systems.
管接头是液压和气动系统中不可缺少的辅助元件。
I know the style of your original works, in which the elements of cloud was involved, but the main theme is man and woman in passion of love and the cloud is only an auxiliary material.
我知道你原来作品的风格，里面涉及到云的元素，但主要还是男欢女爱的主题，云只是一个辅助材料。
Along with the improvement of main equipments controllability and control elements reliability, people pay more attention to automatic control level of auxiliary shop in thermal power plant.
随着主体设备可控性及控制元件可靠性的提高，火电厂辅助车间的控制系统自动化水平也越来越得到重视。
At this background, the interaction between various elements of a PC auxiliary equipment has assisted the completion of its unique feature.
在这个背景下，PC辅助设备的各个要素之间相互作用构成了辅助PC完成其特有功能的PC辅助设备系统。
Other elements and devices: According to requirements of machining, index device, template device, workpiece lift device and auxiliary datum device etc. need to be set up for some jigs and fixtures.
其它元件及装置根据加工要求，有些夹具尚需设置分度转位装置、靠模装置、工件抬起装置和辅助支承等装置。
Other elements and devices: According to requirements of machining, index device, template device, workpiece lift device and auxiliary datum device etc. need to be set up for some jigs and fixtures.
其它元件及装置根据加工要求，有些夹具尚需设置分度转位装置、靠模装置、工件抬起装置和辅助支承等装置。
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