But in the ceiling, whether we choose the asbestos board or choose the mineral wool board, usually hang with a screw rod, so that it can be more durable.
可是在吊顶时，无论我们选择的是石棉板还是选择的矿棉板，一般都是用螺丝拉杆悬挂，这样才能够比较经久耐用。
Guide vane operation structure includes the guide vane arm clip board, guide vane arm, segmental keys, connection board, handle, cut pin, connecting rod pin and gland, etc.
导叶操作机构主要包括：导叶臂压板、导叶臂、分瓣键、连接板、耳柄、剪断销、连杆销及压盖等。
This paper introduces a board-reversing machine that consists of two four-rod mechanisms, According to the restraint conditions, the rod size of board-reversing machine is optimized.
介绍了一种由两组四杆机构组成的翻板机，用于薄板的翻面。根据约束条件要求，优化设计了翻板机的杆件尺寸。
Upper and lower ends of the hydro-cylinder identity are installed upper pressure board and down pressure board, which has piston rod and connecting stick.
复合式弯辊液压缸缸体的上、下端分别装有上压板和下压板组成油缸，里面装有活塞杆和连接杆。
The utility model comprises a metal thin board and a metal rod with a certain elasticity whose diameter is about 3.5 to 5 millimeters.
本实用新型可由一块金属薄板和一根直径约3．5～5毫米具有一定弹性的金属杆制成。
The conductive holder comprises a back board, two side boards and a metal rod.
导电夹座包含背板、两个侧板和金属棒。
The steel letters are pressed on the sign board arranged on the sign board platform through a piston-rod of a hydraulic pressure cylinder.
钢字通过液压缸的活塞杆被压到设置在标志牌平台上的标志牌上。
The steel letters are pressed on the sign board arranged on the sign board platform through a piston-rod of a hydraulic pressure cylinder.
钢字通过液压缸的活塞杆被压到设置在标志牌平台上的标志牌上。
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