除了干爽衣服、毯子和剩下的食物外，他们还备了一套工具，三柄雨伞，以及照相机——因为他们实在不忍心将它遗弃掉。
Along with dry clothing, blankets, and the remaining food, they packed a tool kit, three umbrellas, and their camera equipment-they couldn't bear to leave it behind.
柄是钻头末端和钻套、主轴或者钻床上的卡盘相配合。
The shank is the end of the drill which fits into the socket, spindle, or chuck of the drill press.
介绍一种新型7：24锥柄用过渡套的结构特点和工作原理，并提出了其使用价值和应用前景。
The article introduces the structure feature and working principle of a new type Reduction Sleeves with 7:24 taper and indicates its use value and application prospect.
应用推荐