Electroless nickel-plated cylinders, chromium-plated piston rods.
化学镀镍缸，铬镀活塞杆。
The testing results show that the extrusion casting aluminium piston rods can replace steel piston rods.
包括挤压铸造工艺参数和模具结构参数的选择，连杆用铝合金材料的选配及性能试验，连杆的台架试验等；
The connecting rods between the guide vane servomotor piston rods and guide vane operating ring shall be of steel, with grease lubricated bearings.
导叶操作圆环将被设计接受导叶辅助电动机连接杆和别针在圆环的相反点。
By removing the four countersunk screws that maintain exact alignment, the orientation of the piston rods and tooling plate can be rotated 90 degrees without cylinder disassembly.
通过消除四个埋头螺丝保持精确一致，该活塞杆和模具板可旋转方向没有拆卸气缸90度。
Continuously running of the improved air compressor for 12000 hours showed that the abrasion between piston rods and packings reduced, while the amount of air leaking to crankcase decreased.
改造后已连续使用12000小时，结果证明，活塞杆和填料的磨损减少，曲轴箱窜气量变小。
The salt spray test results of piston rods with different surface qualities showed that superfinish process of piston rods before plating can improve corrosion-resistance of piston rods significantly.
不同表面质量的连杆盐雾试验对比表明：镀前对汽车减振器连杆进行表面超精加工可显著提高连杆的耐蚀性。
Reciprocating piston pump crankshaft by connecting rods connected with the original motivation. Prime mover can be motor, steam engine can also be used.
往复泵的活塞由连杆曲轴与原动机相连。原动机可用电机，亦可用蒸汽机。
The Series 39 Pneumatic Actuator design is based on the opposed rack-and-pinion principle utilizing piston guide rods to guarantee part alignment.
系列气动执行器设计基于对立的机架和小齿轮原理，利用活塞导杆来保证部件对齐。
Remove piston and connecting rods from crankshaft journals.
从曲轴颈上拆下活塞和连杆。
Refinishing cylinders requires 12 to 20 hours (according to the type of engine). This includes fitting and installing new pistons, rings, piston pins, and connection rods.
整修气缸需要12～20小时（时间长短取决于发动机的类型），这包括调配和安装新活塞、活塞环、活塞销和连杆。
Piston and connecting rods are crack tested in accordance with test equipment instructions.
根据监测设备要求对活塞与连杆作裂缝检测。
The three guide rods are set parallel mutually between the top cross beam and the lower piston and distributed in an equilateral triangle.
在该三根导杆的上端固定连接有所述顶横梁；在该三根导杆的下端则固定连接有所述活塞；
The upper end of the upward-downward movement mechanism is provided with a cylinder piston connected with a jointing part of a pair of long connecting rods.
下运动机构上端是一个气 缸活塞与一对长连杆的交接处相接；
After the piston-and-connecting-rod assemblies have been removed from the engine and the pistons and rods separated, the rings should be removed from the piston...
先将活塞及连杆组件从发动机上拆下再把活塞与连杆分开之后，即可将活塞环从活塞上取下。
After the piston-and-connecting-rod assemblies have been removed from the engine and the pistons and rods separated, the rings should be removed from the piston...
先将活塞及连杆组件从发动机上拆下再把活塞与连杆分开之后，即可将活塞环从活塞上取下。
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