During construction of aircraft hangar gate, lifting is the most important segment although it requires the shortest time.
在机库大门整个建造过程中，吊装环节虽然所需时间最短，但却是至关重要的一环。
On the one hand, Design the physical structure of beam-type ship draft testing gate, On the other hand, Focuses on the detection of synchronous lifting the door control system.
一方面给出了检测门的物理结构设计，另一方面重点研究了检测门的同步升降控制系统。
The paper establishes the mathematical model for auto-lifting process of the over hang-gate machine in Shanxia.
建立了三峡高架门机自开过程的数学模型。
The paper establishes the mathematical model for auto-lifting process of the over hang-gate machine in Shanxia.
建立了三峡高架门机自开过程的数学模型。
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