无阀的

2 For the low-pressure seal test and high pressure sealing test, does not allow visible leak through the valve flap, the back seat and shaft seal, there is no structural damage (elastic seat and seal surface deformation is not considered as structural damage).

3.9.2对于低压密封试验和高压密封试验，不允许有明显可见的泄漏通过阀瓣、阀座背面和轴密封，并无结构上的损坏(弹性阀座和密封面的塑性变形不作为结构上的损坏考虑)。

The new moulded screen with no cemented joints or parts is a simple one-piece structure that adapts to a ball check valve using a union nut provided with the screen ¨kit.

新的模压水泥屏幕无接头或部分，是一个简朴的单件结构的一种球止回阀采用锁紧螺母与屏幕工具包提供适应。

This research sets up a four-stroke unthrottled engine model equipped with electromagnetic valves, In this research, we analyses the influence on the engine volumetric efficiency, house power, torque and fuel comsumption by changing the opening and closing timing of the intake valves when the engine rotates in low, medium and high speed.

本研究建立配有电磁式气阀的四行程多缸无节流阀引擎动态模型，分析引擎在低、中、高转速下，改变进气阀开闭正时对引擎容积效率、马力、扭力以及燃油消耗率的影响。

Cylinder body endophragm and the live pump plunger shaft plate the hard chromium, has the very good abrasion resistance; Between all glide part has the oil-free lubrication axis and the guidance link reduces the friction coefficient, the extension service life, AW the air operated actuator U curved characteristic

输出扭矩大，动作灵活平稳；缸体内壁和活塞轴镀硬铬，具有很好的抗磨性；所有滑动部件之间配有无油润滑轴和导向环以降低摩擦系数，延长使用寿命，AW气动执行器的U型曲线特性输出扭矩更适用于大口径球阀、蝶阀。

Yongkang Hefa Tools Co.,Ltd.is a manufacturcr specializing in producing Auxiliary Air valves and carbon canisters of motorcycle,leisure vehicle,universal gasoline engine and automobile with Japanese Taiwan technologies.it has obtained ISO9001:2000 certification and has several patents such as unspillable reed valve,combined gulp cylinder head ,ctc.or company is located in Baiyun Industry Area,Yongkang,a city of hardware in China with comfortable environment and convenient transportation With the first-class production ﹠ test equipment and abundant test methods,we have already gained the ability to establish a complete process line from rough machining to entire assembly.

永康市合发工具有限公司是一家专业生产摩托车、休闲运动车、通用汽油机、汽车用二次空气阀总成、碳罐的企业。公司引进了日本、台湾技术，通过 ISO ：9001：2000国际质量管理体系认证，并且拥有多项专利技术，如：无泄漏簧片阀，连体补气缸头等，具备年产二次空气阀200万套的能力。

Yongkang Hefa Tools Co.,Ltd.is a manufacturcr specializing in producing Auxiliary Air valves and carbon canisters of motorcycle,leisure vehicle,universal gasoline engine and automobile with Japanese technologies.it has obtained ISO9001:2000 certification and has several patents such as unspillable reed valve,combined gulp cylinder head ,ctc.or company is located in Baiyun Industry Area,Yongkang,a city of hardware in China with comfortable environment and convenient transportation With the first-class production ﹠ test equipment and abundant test methods,we have already gained the ability to establish a complete process line from rough machining to entire assembly.

永康市合发工具有限公司是一家专业生产摩托车、休闲运动车、通用汽油机、汽车用二次空气阀总成、碳罐的企业。公司引进了日本技术，通过 ISO ：9001：2000国际质量管理体系认证，并且拥有多项专利技术，如：无泄漏簧片阀，连体补气缸头等，具备年产二次空气阀200万套的能力。

In all services, the tied-diaphragm valve is the most easily purged, particle-free valve design now in use.

在所有应用中，束缚隔膜阀是现在正在使用的最容易净化的无颗粒阀门设计。

Recent years have witnessed the growing reputation of newly developed packing machines for powdery and grainy materials, screw-conveyor packing machine of stepless speed regulation for container-sack with valve-like opening, tonnage packing machine, feed proportioning system and robot piling machines, etc. in national key projects. Our technical level has reached the international advanced stage among the same products and we can have the non-standard design based on the material characteristics of products in different industries to meet the various requirements of production lines and designs for customers.

近几年新开发的粉体物料、颗粒物料包装机、无级调速螺旋输送式阀口袋包装机、吨位包装机、配料系统以及机器人码垛机等在国家重点工程中享有很高信誉，其技术水平已达到国际同类产品先进水平，并可根据各行业产品物料特点进行非标设计，能满足客户不同需求的生产线配套和设计要求。

Low Open and Close Force with Zero leakageValve shaft uses thrust bearings and "O" shaped seal ring to reduce friction, and stuffing box's leakage problem is also solved.

启闭力小，无外漏阀杆采用止推轴承和&O&型圈密封，减少了开关时的摩擦力，解决了填料箱漏水问题。

Open pump suction venting valve until gas free.

打开泵入口管线上的放空阀，至无气体。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。