The invention provides a screw drill with a skeleton-type stator, belonging to the field of drilling tools.
本发明提出一种带有骨架式定子的螺杆钻具，属于钻井工具领域。
The staircase is skeleton type that is designed in consideration of the linearity and the timber structure.
骨架类型的楼梯是考虑了线性和木材结构而设计的。
The bearing bore and pump bore of external bearing type are separated by mechanical seal and skeleton oil seal.
外置轴承型的轴承腔与泵腔用机械密封及骨架油封或填料隔开，密封性好。
The design methods of variable structure control of skeleton type are obtained by introducing sliding mode compensator.
通过引入滑动模态补偿器，得到了简约型变结构控制的设计方法。
As a new structural type, the prefabricated prestressed concrete skeleton structure (IMS System) has been used in many region.
整体预应力装配式板柱体系作为一种新的结构形式，在我国多个省区得到了推广运用。
As a new structural type, the prefabricated prestressed concrete skeleton structure (IMS System) has been used in many region.
整体预应力装配式板柱体系作为一种新的结构形式，在我国多个省区得到了推广运用。
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