This paper presents a nonuniform slap door, whose top hinge refrains from impact when the door is opened and the head loss of the water is zero when the door running steady.
本文提出一种新的非均质拍门，可使拍门在启门时顶铰免受冲力，在稳定运行时拍门水头损失为零。
The reforming basic structure of HDJA-1000 metal hinge top beam is introduced. Its various functions, better economy, stability and safety are expounded.
介绍了HDJA- 1000型金属铰接顶梁的改造基本结构，阐述了改造后在采煤工作面应用的多种功能，及其经济性、可靠性和安全性。
This is a classic control problem, in which a vehicle tries to keep a pole mounted on its top by a hinge upright by moving back and forth.
这是一个典型的控制问题，此中一辆汽车试图保持极安装在其顶部由一个铰链垂直移动来回。
Furthermore, by adjusting the size of mirror and hinge, the thickness of the strain bilayer and the top layer, which affect the rotation Angle of the mirror, simulation analysis was carried out.
通过分别调整镜面和铰链尺寸、应变双层厚度和上盖层厚度，仿真分析了镜面的线度、角度和平整度对旋转角度的影响。
For the traditional calculation model of wind column, the top is fixed hinge. It means that the longitudinal stiffness of workshop is infinite.
传统的抗风柱计算模型为上端不动铰，即认为厂房纵向刚度为无穷大。
The top is fixed by clamp that assures the intensity of the hinge.
上端用夹扣固定，保证仓库笼铰接强度。
The top is fixed by clamp that assures the intensity of the hinge.
上端用夹扣固定，保证仓库笼铰接强度。
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