This article designed a displacement setting mechanism by the fixed quantity of valve model radial column piston as base pump.
以阀式径向柱塞定量泵为基泵设计了控制进油阻力的变量机构。
The research work of this paper is classified as two separated chapters, which is according to the form of frame-column bases (pined base or fixed ones).
本文根据轻型钢结构门式刚架柱脚的具体形式，分柱脚铰接门式刚架和柱脚固接门式刚架两个章节进行研究。
The research work of this paper is classified as two separated chapters, which is according to the form of frame-column bases (pined base or fixed ones).
本文根据轻型钢结构门式刚架柱脚的具体形式，分柱脚铰接门式刚架和柱脚固接门式刚架两个章节进行研究。
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