When the concave upper nut is tightened, the effect produced is exactly the same as that produced by a hammer driving in a wedge.
当上螺母的凹面与之锁紧时，其效果与用一个锤子敲进一楔子的效果完全相同。
Only occasionally, when I was driving my car, or when I was in Hanna's apartment, did thoughts of it get the upper hand and trigger memories.
仅在我偶尔驾车时，或我在汉娜的公寓时，这种思想才占了上风，触发了回忆。
NE series plate chain bucket elevator is composed of upper section middle casing lower section moving members driving unit maintenance platform and hanging racks.
提升机由上部区段、中部机壳、下部区段、运行部件、驱动装置、检修平台和吊架组成。
Minish the well space and increase transflux routeways upper backwater and driving, especially setup precipitation well and drain residual water at the bottom of diving layer.
减小井间距，增加上层滞水和潜水的入流通道，尤其要在潜水含水层底板低洼处设置降水井将低洼处的残留水引走。
Upper section composed of driving sprocket upper casing with rails (double chain) and discharging outlet.
上部区段，由传动链轮及带有轨道(双排链)的上部机壳、卸料口组成。
The main structures with strength checking include the stanchion, the upper platform and the base seat. The suggestions about the safety of the pile driving frame are put forward.
在此基础上，进一步对主桩架结构包括支柱、顶架平台、支座等进行了强度校核验算，并对桩架的运行安全提出了建议。
The driving piece passes through the inner upper rod to be connected to the control piece of the handle.
件的驾驶证被连接到手柄控制片上，通过内部棒。
Upper casing, as a key part in the driving system of helicopter, is difficult to be formed owing to its complex geometry and high demand for property.
上机匣为直升机传动系统中的关键零件，几何形状复杂，性能指标要求高，成形难度大。
Rotation of one gear, the driver causes the second, or follower gear, to turn. The driving shaft is usually connected to the upper gear of the pump.
第一个齿轮即主动轮的回转引起第二个齿轮即从动轮的回转。驱动轴通常连接到泵上面的齿轮上。
The upper structure vibration of bridge caused by the vehicles driving force may lead the structural component fatigue or reduction of the strength and stability.
车辆动力作用引起桥梁上部结构的振动可能使结构构件产生疲劳，降低其强度和稳定性；
The invention is suitable for driving control of prosthetic limb hand used by person with disabled upper arm.
该发明可以适用于上臂残疾人使用的神经义肢手的驱动控制。
The invention is suitable for driving control of prosthetic limb hand used by person with disabled upper arm.
该发明可以适用于上臂残疾人使用的神经义肢手的驱动控制。
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