mating surface

基本解释

One is to use new convex technics to fix convex mould, which is adopting low-speed wire cutting method; to processing mould and fix plate to improve the roughness of mating surface;
一种是用新凸工艺方法来固定凸模，即采用慢走丝线切割来加工模和固定板，以提高配合面的粗糙度；
Unrestricted ports in conjunction with rectangular slots at the piston mating surface allow the air to work on a larger effective piston area for a smooth breakaway even at low pressures.
在交配的活塞表面的矩形槽结合无限制的端口允许空军工作的顺利分离在更大的有效活塞面积即使在低压力。
It is considered that wearing failures of the plunger pair are mainly caused by the hard solid inclusions in the fuel, which act as abrasive grains to scratch the mating surface by "planing" action.
柱塞副的磨损失效主要由燃油中混入坚硬固体杂质引起它们起磨粒作用以“刨削”方式刻划研磨表面。