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- Introduced the postulate, model and realize process of ant group arithmetic, and applied it in gas engine valve spring design. The result showed it's valuable for optimize design. 摘要介绍了蚁群算法的基本原理、模型和算法实现过程，并对内燃机气门弹簧进行优化设计，其计算结果表明该方法具有工程实用价值。
- Optimize Design of Gas Engine Valve Spring on Ant Group Arithmetic 基于蚁群算法的内燃机气门弹簧优化设计
- Application of Nitrocarburizing on Gasoline Engine Valve Spring 现代车用动力
- Engine valve springs 发动机气门弹簧
- Remove valve spring and retainer. 拆卸阀弹簧和扣件。
- CAUTION: The check valve spring is in compression. 警告：止回阀弹簧处于压缩状态。
- For removal of valve stem seal and lower valve spring guide. 可用于拆卸汽门油封或降低汽门弹簧。
- The two types of engine valves are intake and exhaust. 发动机气门的二种型式是：进气口和排气口。
- Cylinder Head, Cylinder Liner, Connecting Rod, Piston, Piston Ring, Fan Clutch and Engine Valve etc. 主营气缸盖,气缸套,活塞,活塞环,离合器,引擎气门等。
- Engine valve cover mounted with BMC is reduced by 0.7 dB comparing with that mounted with cast aluminum. 配装压铸BMC复合材料和铸铝材料气门室罩的2115型柴油机整机噪声试验也表明:用压铸BMC气门室罩能降低整机A计权声压级噪声0.;7 dB。
- Due to the release of pressure when removing the cover, the relief valve spring may eject quickly. 因为在拆卸阀盖时松开压力，安全阀弹簧可能会快速弹出来。
- Multi - purposed optimal design of reliability for valve spring based on fuzzy method. 基于模糊学方法的气门弹簧可靠性多目标优化设计。
- We ask to send the prices for valve LADA, Scania (OEM).In Ukraine for engine valve it is necessary to do obligatory certification.The certification centre does tests for 800 USD. 出口到乌克兰的发动机配件还需要当地的认证，有这回事情吗？
- Remove the relief valve cover, stem/diaphragm assembly, and relief valve spring. 拆卸安全阀阀盖，阀杆/隔膜总成，和安全阀弹簧。
- This paper describes the design and application of automatic plunge grinding device for M1080 centerless grinders, assuring the process accuracy of engine valve stem. M1080无心磨床的自动切入磨削装置的设计与应用,保证了汽车发动机气门杆部加工精度。
- "Four-spring" spring for the piston, tappet (wheel) spring, into the oil valve spring Valve spring weakened or broken springs flexibility to replace or add to timely adjust pad. “四簧”为活塞弹簧、挺杆(滚轮)弹簧、进油阀弹簧、出油阀弹簧，弹簧弹性减弱或折断要及时更换或加垫调整。
- Install a dial indicator so plunger contacts valve spring retainer as nearly perpendicular as possiblZero the indicator. 安装一个表盘式指示器，使柱塞与气门弹簧护圈尽可能垂直。将指示器调零。
- The cylinder head carries the valves, valve springs and the rockers on the rocker shaft, this part of the valve gear being worked by the push-rods. 气缸盖携带阀门，气门弹簧和在摇臂杆上的摇臂，这部分的气门传动机构通过推杆工作。
- When I mention a subject close to his manly heart namely, sport, engine valves or something and he hears it all, clear as a bell. 只要提到与他大男人的兴趣有一点关系的话题，比如说体育、发动机阀门什么的，他会听得一清二楚。
- Check whether or not the fuel injection pump plunger and fuel outlet valve is worn or clogged, plunger spring and fuel outlet valve spring is broke. 喷油泵柱塞及出油阀是否磨损或卡死、柱塞弹簧及出油阀弹簧是否折断；
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
