The standard applies to gate valves, globe valves, throttle valves and diaphragm valves such as valve connections on the drive size.

该尺度适用于闸阀、截止阀、节流阀和隔膜阀等用阀门驱动装置于阀门的连接尺寸。

Hydraulic fluid power -pressure reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces.

液压传动。减压阀、顺序阀、卸荷阀、节流阀和止回阀。安装面。

Hydraulic fluid power - Pressure reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces.

液压传动。减压阀、顺序阀、卸荷阀、节流阀和止回阀。安装面。

Hydraulic fluid power - Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces.

液压传动。减压阀、顺序阀、卸荷阀、节流阀和止回阀。装配面。

Hydraulic fluid power - Pressure-reducing valves, sequence valves, unloading valves, throttle valves and check valves - Mounting surfaces.

液压传动。减压阀、顺序阀、卸载阀、节流阀和止回阀。装配面。

Vapor-liquid heat exchangers are often used to superheat the suction vapor of compressor and to subcool the inlet liquid of throttle valves in refrigerating system.

制冷循环中往往采用回热器，使压缩机吸气过热和膨胀阀入口液体过冷。

Cause analysis of the water cooled wall tube burst focused on irrational points of design, excessive thermal loading, changes of coal category, burner defects and deposits in throttle valves.

着重从锅炉设计不合理、热负荷过高、煤种变化、燃烧器的缺陷及节流阀结垢等方面分析了水冷壁爆管的原因，指出必须进行锅炉改造。

The numerical simulation was used to analyze the flow characteristics of cryogenic throttle valves. A test bench was also built up to investigate the performance of the different valve needles.

运用数值模拟方法分析了节流阀的流量特性，并运用实验的手段测量了其流量系数与阀门开度之间的关系。

In order to save costs and avoid using two thermal expansion valves, the paper proposed a new throttle mechanism used for the heat pump and realizes the best match of the cooling and heating.

为了节约成本，避免使用两个热力膨胀阀，文章提出了一种新型的用于热泵的节流机构，实现了制冷和制热的最佳匹配。

Instead the pump impeller should be trimmed or valves located else where in the system to partially throttle the flow.

代替泵叶轮应该经过修整，或者阀门应该位于系统部分节流的地方。

When ready to start centrifugal pumps, fully open suction valves and throttle discharge valves of a positive displacement.

当准备好启动离心式泵时，吸入阀全开，容积式排出阀节流。

Soft start valves are used to throttle the gas flow in roughing lines. They prevent turbulences in piping and containers, particulate contamination in vacuum installations.

软启动阀适用于在粗加工过程中调节燃气气流，能防止管道和容器中的气体动荡、真空装置的微粒污染等。