常見例句雙語例句The piston crown is damaged.活塞頂壞了。This paper introduces briefly nationalization MAN 9L58/64 diesel engine piston crown.簡要介紹了MAN 9L58/64型柴油機活塞頂國産化的情況。This paper studies the fracture mechanics of piston crown crack by means of finite element method and photoelastic method.本文應用有限元法和光彈性試騐對活塞頂?shù)牧鸭y進行斷裂力學分析。 返回 piston crown