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double-acting adj.1.【機械工程】雙動的,往復式的。2.雙重作用的...

double-action

Modern stirling engine can be divided into two main categories-displacer type machines and double-acting machines . 現代的斯特林發動機可分成兩大類:置換式發動機和雙作用發動機。

In a double-acting engine there is only one piston per cylinder . 在雙作用發動機中,每個汽缸里只有一個活塞。