A mechanical device consisting of a disc or cylindrical part attached to the end of a rod and fitting closely within a hollow cylinder or tube…
| 单词 | θ214332 |
| 释义 | society > occupation and work > equipment > machine > parts of machines > piston > [noun] (19) piston1704 A mechanical device consisting of a disc or cylindrical part attached to the end of a rod and fitting closely within a hollow cylinder or tube… plunger1722 A thing which plunges or may be plunged; esp. an instrument or part of a mechanism which works or is… A piston, as that of a pump, a syringe, etc… working box1773 (a) Mechanics (in certain types of pump) a hollow chamber, closed with a valve, which is moved to and fro inside a cylinder in the manner of a piston… Subcategories:— parts of (9) — chamber for (1) — movement of (2) — volume through which piston moves (3) — stroke carrying piston into cylinder (1) |
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