valves

核心释义

A device that controls the flow of a liquid or gas through a pipe or other passage.

1. 1.

   控制气体或液体流动的装置,如管道、歧管或气室

   A device that controls the flow of a gas or fluid through a space, such as a pipe, manifold, or plenum.

2. 2.

   中空器官(如心脏)中确保液体单向流动的瓣膜结构

   a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it

3. 3.

   允许容器或腔体内容物单向流动的膜状隔板、瓣膜或褶皱

   One or more membranous partitions, flaps, or folds, which permit the passage of the contents of a vessel or cavity in one direction, but stop or control the flow in the opposite direction.

4. 4.

   铜管乐器中用于改变音柱长度以改变音调的装置

   device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone

5. 5.

   折叠门或窗扇的一个叶片

   One of the leaves of a folding door or of a window sash.

6. 6.

   控制流体流动的机械装置

   control consisting of a mechanical device for controlling the flow of a fluid

7. 7.

   某些果实成熟时自然分开的部分

   One of the pieces into which certain fruits naturally separate when they dehisce.

8. 8.

   某些花药的小部分,像活板门一样打开以释放花粉,如小檗

   A small portion of certain anthers, which opens like a trapdoor to allow the pollen to escape, such as in the barberry.

9. 9.

   双壳或多壳贝壳的一个部分或分隔

   One of the pieces or divisions of bivalve or multivalve shells.

10. 10.

    硅藻壳体的两个相似部分之一

    One of the two similar portions of the shell of a diatom.

瓣膜；活塞；阀键；门扇；窗扇；果瓣；药瓣；花粉囊盖