| 释义 |
double-acting
double-acting adj 1. (Mechanical Engineering) (of a reciprocating engine or pump) having a piston or pistons that are pressurized alternately on opposite sides. Compare single-acting 2. (General Engineering) (of a hinge, door, etc) having complementary actions in opposed directions dou′ble-act′ing
adj. 1. accomplishing work or permitting movement in two directions. 2. having twice the usual strength or effectiveness. [1835–45] Translationsdouble-acting
double-acting[¦dəb·əl ′ak·tiŋ] (mechanical engineering) Acting in two directions, as with a reciprocating piston in a cylinder with a working chamber at each end. |