螺旋装：把书页在装订边打孔，用连续的金属丝作螺纹式穿过的装订方法。参阅机械式装订。
Spiral binding: a method of binding in which a continuous wire is threaded through holes punched in the binding edge of the pages. see mechanical binding.
螺纹安装孔的位置与电装电机轴线成错开对称分布。
Screw hollow and motor spindle are distributed staggered and equally.
为了装卡需要，模具上需要有孔，螺纹或者允许不涂层的面。
In order for the tool to be held, there must be holes, a thread or a surface which can remain uncoated.
螺栓连接易于装、拆；因此，螺栓或螺纹件紧固件较其它机械扣件用得更广。
Bolted joints can be readily disassembled and reassembled; hence Bolts or screw fasteners are used more than other types of mechanical fastener.
文章介绍了采用拱形管板和螺纹烟管技术对DZ卧式快装锅炉加以改造，取得良好节能效果。
This paper has mainly introduced when using arch tube-plate and screw smoke-tube to reform the DZ-type horizontal packaged boiler. Good results of saving on energy has been got.
介绍螺纹插装阀在阀门液压驱动装置中的应用及选型注意事项。
The application of cartridge valves on valve' s hydraulic actuator, and problems were analyzed when using the cartridge valves.
立装式可转位多用螺纹车刀、由刀杆和可转位刀片机械装配而成。
The utility model relates to a vertical toe index multipurpose thread lathe tool, comprising an arbor and a toe index blade, which are mechanically assembled.
立装式可转位多用螺纹车刀、由刀杆和可转位刀片机械装配而成。
The utility model relates to a vertical toe index multipurpose thread lathe tool, comprising an arbor and a toe index blade, which are mechanically assembled.
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