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valve

英 [vælv]

美 [vælv]

n.  阀; 阀门; 活门; 气门; (心脏或血管的)瓣(膜); (铜管乐器的)阀键,活塞
vt.  装阀于; 以活门调节

复数:valves 过去分词:valved 

CET6考研TOEFLIELTSGRETEM8

Collins.2 / BNC.5127 / COCA.5952

牛津词典

    noun

    • 阀;阀门;活门;气门
      a device for controlling the flow of a liquid or gas, letting it move in one direction only
      1. (心脏或血管的)瓣(膜)
        a structure in the heart or in a vein that lets blood flow in one direction only
        1. (铜管乐器的)阀键,活塞
          a device in some brass musical instruments for changing the note

          柯林斯词典

          • 阀;活门
            Avalveis a device attached to a pipe or a tube which controls the flow of air or liquid through the pipe or tube.
            1. N-COUNT (心脏的)瓣,瓣膜
              Avalveis a small piece of tissue in your heart or in a vein which controls the flow of blood and keeps it flowing in one direction only.
              1. He also has problems with a heart valve.
                他的一个心瓣也有毛病。
            2. See also:safety valve

            英英释义

            noun

            • one of the paired hinged shells of certain molluscs and of brachiopods
              1. the entire one-piece shell of a snail and certain other molluscs
                1. control consisting of a mechanical device for controlling the flow of a fluid
                  1. device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
                    1. a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it

                      双语例句

                      • With thickening oil-tank cover-board, it makes acting noise of oil pump and solenoid valve smaller.
                        加厚的油箱盖板使油泵和电磁阀的动作噪音更小。
                      • However, certain aspects of installation and application can result in valve malfunctions.
                        但是,安装和应用的某些方面可能导致阀门发生故障。
                      • Butterfly valves are commonly used for clip-on butterfly valve and two Flanged butterfly valve.
                        常用的蝶阀有对夹式蝶阀和法兰式蝶阀两种。
                      • This valve is not recommended for steam service.
                        建议不要在蒸气管道系统中使用这种阀门。
                      • Servo valves consists of feedback-electric-hydraulic servo valve and position feedback servo valves.
                        伺服阀主要分为力反馈式电液伺服阀和位置反馈式伺服阀。
                      • Continuously Variable Valve Actuation system.
                        连续可变气门驱动系统。
                      • The intake valve was jammed open
                        进气阀卡住了,关不上。
                      • Recommended for O-rings, plastic tears and valve assemblies.
                        推荐的O形圈,塑料眼泪和阀组件。
                      • The check valve and relief valve seats shall be push-in type.
                        这种止回阀和安全阀阀座应该是推入式的。
                      • Since the engine has no valves, it doesn't need any camshaft, valve lifters and so on.
                        因为发动机没有阀门,它不需要任何凸轮轴、起阀器等。