ball cover
英 [bɔːl ˈkʌvə(r)]
美 [bɔːl ˈkʌvər]
滚珠轴承盖
双语例句
- Shielded ball bearing a cover to protect the mattress.
带防护垫圈的滚珠轴承一种保护床垫的外套。 - The 16th century ball is made from a pig's bladder and the cover constructed from pieces of thick deer leather and tightly laced together.
这只诞生于16世纪的足球由猪膀胱制成，球的表面由一块块的厚鹿皮紧密地缝合在一起。 - The lower cover attached by the rolling ball and sleeved by the middle cover is connected with the internal screw of the upper cover through the external screw.
中套外周的上部制有外螺纹，中部制有上肩部，下部制有斜面； - In men's lacrosse, players may kick the ball, as well as cover it with their sticks, provided they do not withhold it from play.
在男子曲棍球，球员可以踢的球，以及包括它的根，只要它们不扣从发挥。 - The ball went past cover.
球越过了外场防守员。 - Breaking Reason and Solution of the Connecting Bolts Used in the Ball Mill End Cover
球磨机端盖法兰连接螺栓的断裂原因及其解决 - Influential factors leading to losing efficacy of the three way valve are analyzed, and some remaking measures are employed, including ball valve shim made from X resin, fluorubber O shaped seal circle in the slit between the valve body and the valve cover.
分析了在役三通阀密封失效的原因，采用X树脂材料制作球阀垫片、在阀体与阀盖间车制梯形沟槽并放置氟橡胶O形密封圈等措施对其进行改造。 - Finite-element analysis for influence of medium weight in ball mill upon stress of its end cover
钢球磨煤机介质重量对端盖应力影响的有限元分析 - Supplementary Welding Process for Ball Mill Feed End Cover Fracture
球磨机进料端盖裂缝补焊工艺 - In a lot of basketball teaching materials, all mentioned the player with the ball must do a empty shakes false action against attack directions while teammate is doing cover, but no clear quantitative about function and meaning of this false action.
在很多篮球教材中，均提到了持球队员在队友进行掩护的同时向进攻方向的相反方向做一个虚晃假动作，但对于此假动作的作用和意义，却没有明确的定量。 - To plug in or run well in advance preparations Challenge for the ball, while other members of the team should be cross with team running smoothly, or grab the ball and the cover of the completion point blank range shot and do the preparation.
要提前做好抢点或跑动插上的准备，另外其他队员也应配合抢点队员进行交叉跑动或是掩护抢点队员顺利抢到球点完成射门以及做好补射的准备等。