一种汽车方向盘拆卸工具，用于解决方向盘拆卸难的问题。
The invention relates to an automobile steering wheel disassembling tool for solving the problem of difficult disassembly of a steering wheel.
液压拉伸器是一种先进的螺栓预紧和拆卸工具，己广泛用于大直径螺栓的预紧。
Hydraulic Stretching Equipment is a advanced tools for bolts' pretension and disassembly, it is widely used in the pretension of major - diameter bolts.
由于通路正常位置，或说静止位置阀位为关闭状态，所以能够根据实际需要，在井眼任意位置以任意频率循环井内管柱，且不需要永久性拆卸工具。
Because the normal, or neutral, position of the ports is closed, the running string can be circulated as often as necessary, at any point in the wellbore, without permanently deactivating the tool.
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