| 释义 |
ˈin-stroke rare.
Also instroke.
[in adv. 11 d.]
1. A stroke directed inwards; a striking inwards.
1887A. Birrell Obiter Dicta Ser. ii. 272 In order to win the precious metal you must now work with in-stroke and out-stroke.
2. The stroke which carries the piston away from the crank-shaft and further into the cylinder of an engine.
1902Encycl. Brit. XXVIII. 183/2 Suction during an entire outstroke of the piston;..compression during the following instroke. 1922Glazebrook Dict. Applied Physics I. 320/1 In the Otto cycle the inlet valve usually opens slightly before the end of the in-stroke of the working piston. |