这些盖由钢制成，以便具有足够的强度，并在密封表面装配有弹性部件。
These covers are constructed of steel for strength and fitted with elastomer components on the sealing surfaces.
一种有一个把手和壶口并带有一个盖儿的很大的容器，常用金属或陶瓷制成，用来盛酒或其它液体。
A large vessel, usually of metal or pottery, with a handle and spout and often a lid, used for holding wine or other liquors.
悬盖主轴的控制凸轮使用硬质钢制成以防变形。
Control CAM for the capping spindles, made of hardened steel, to protect against deformation.
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