The company with advanced technology is known, have been the first overhead valve, turn signal lamp, stained glass, automatic transmission technology.
该公司以技术先进著称，曾首创顶置气门、转向信号灯、染色玻璃、自动变速器等先进技术。
A check valve should be installed on return piping if there will be a pressurized return line or the trap drains to an overhead return line (Fig. B).
如果存在一个压力回路，或者疏水阀排放口位于回路管道的上方，则应该安装一个止回阀(图b)。
With the valve cover tilted up you can see the single overhead CAM shaft and valves.
与阀盖倾斜了，您可以看到单一的架空凸轮轴和阀门。
It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.
配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。
The overhead camshaft (OHC) and combination valve spring structure are in common use in modern motorcycle gasoline engine.
近代摩托车用汽油机普遍采用顶置凸轮轴结构（OHC）和组合式气门弹簧。
The fastening structure can be widely applied in engines which adopt four-valve double-overhead camshaft structures.
可以广泛应用于四气门双顶置凸轮轴结构的发动机。
The fastening structure can be widely applied in engines which adopt four-valve double-overhead camshaft structures.
可以广泛应用于四气门双顶置凸轮轴结构的发动机。
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