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Series B includes lines conveying gases or liquids where bypassing may facilitate the operation of the main valve through balancing the pressure on both sides of the disc (or discs).
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系列B包括输气或输液管道，通过平衡阀瓣两边的压力使得主阀门运行容易。 |
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Series BNC is one the most popular R.F. connect. The bayonet lock coupling is particularly useful for connecting and disconnecting.
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BNC系列射频同轴连接器最大的特点是连接方便，通常连接卡套旋转不到一圈即可连接好，适用于频繁连接与分离的场合。 |
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Series CMOS is almost 20 years old and slow.
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4000系列CMOS电路已经问世20多年，缺点是工艺陈旧，工作速度低。 |
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Series FMO orifices are supplied with two pressure taps used to measure differential pressure across the valve orifice and a metal tag that displays flow rates by differential pressure.
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系列FMO孔配置两个测压孔，用于测量通过阀门孔的压差，以及一个金属标签，显示与压差对应的流量。 |
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Series HD high air-press DTH are designed as a hammer drill. They differ from other rock drills, however, through continuous operation down against the drill bit.
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HD系列高风压冲击器是一种冲击凿岩工具，但他与其它凿岩工具不同的是，凿岩过程中它始终留在孔的底部，活塞直接冲击钻头。 |
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Series HV / HVS Vickers Hardness Tester, that is composed of precision mechanism, optical system and electric technology, is used to measure Vickers hardness of either metallic materials or non-metallic materials.
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HVS系列维氏硬度计是由精密机械，光学系统和先进技术萃合而成的材料硬度测定仪器，用于测定黑色金属、硬度合金、有色金属、表面渗氮层、氮化或非金属材料的维氏硬度，可用于各行各业的金属材料、大专院校等。 |
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Series N388 represents a new line of vacuum breakers designed to prevent back-siphonage of contaminated water into the potable water supply.
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系列N388代表新型真空断路阀，适用于防止污染水反虹吸进入饮用水供应系统中。 |
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Series PG Differential Pressure meters are designed for use with all Watts flow measurement valves and flow measurement orifices.
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系列PG压差表适用于所有美国瓦茨流量测量阀和流量测量孔。 |
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Series SS007QT Stainless Steel Double Check Valve Assemblies provide protection of the potable water supply for non-health hazard cross-connections.
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系列SS007QT不锈钢双止回阀总成为非健康危害交叉连接处的饮用水提供保护。 |
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Series SS007QT features a modular design concept which facilitates complete maintenance and assembly by retaining the spring load.
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系列SS007QT特点在于模块化设计结构，通过保持弹簧负载简化了整体维护和组装。 |
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Series ZSN4 DC motors are the new generation of Z4 Series DC Motors with high starting torque and overload. Mainly used as the drive equipment for cement rotary kiln.
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ZSN4系列直流电动机是在Z4系列直流电动机基础上开发设计的具有高起动转矩、高过载能力电机，主要应用于驱动水泥回转窑等设备。 |
