Large structure hydraulic synchronous lift technology is very characteristic and has ever been used in many important projects.
大型构件液压同步提升技术是一项非常有特色的建筑安装技术，并且已经成功应用于很多重大工程。
Introduced are some problems concerning the design of compound phosphate fertilizer thick liquid pump in the light of its structure, hydraulic design, and sealing.
从结构型式、水力设计、密封型式等方面论述了磷复肥料浆泵设计的有关问题。
Regarded as the study of the method of structure design for hydraulic support, and as a computer assistant design system, it has certain referable value.
作为液压支架设计方法的研究和计算机辅助设计系统，具有一定的参考和借鉴价值。
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