1·Spindle feeds and speeds are controlled by selector levers which engage the proper gears in the drill head.
主轴的进能量和转速是通过选速杆使主轴箱中的适当齿轮相啮合而控制的。
2·This paper introduces the 'structure characteristics and rock fragment characteristics of single step drill head with point pick.
介绍了单阶梯尖环齿钻头的结构特点及碎岩特点。
3·The drill head for manually drilling has slow rotary speed and does not have temperature increase so that the occurrence of condition such as body tissues burn is avoided.
手动钻孔的钻头转速 慢，无温升，可以避免烧糊人体组织的情况发生。
4·A recent earthquake drill in Shinjuku railway station, where up to 200, 000 commuters might head after an earthquake in the hope of getting home, sounded a warning.
新宿车站的最近一次地震演习已经拉响了警报——多达20万名乘车上下班的人希望在地震后能够回家。
5·I mention this idea so much you're probably sick of it, but I'll continue to drill it into your head for as long as I can: great photography makes for great design.
我提及这种创意，你或许会嗤之以鼻，但我仍会尽我所能继续给你讲解掌握这种创意设计的技巧：伟大的图片成就伟大的设计。
6·The grass out from drill out of his land and pale green little head peered curiously the world.
小草从土地里钻出来，伸出嫩绿的小脑袋好奇地窥视着这个世界。
7·The head should not bounce up and down during this drill.
在做这个训练的时候，头部不允许上下移动。
8·Self drywall screws, Pan head Phillips, Drill point, zinc.
自攻干墙螺丝，平头十字槽，钻头，镀锌。
9·Self drywall screws, Phillips bugle head, Fine Thread, Drill point, black phosphated.
自攻干墙螺丝，十字喇叭头，细纹，钻头，磷化黑色。
10·The shocked woman doesn't appear to make a sound as she reaches up to feel the large bald patch on her head as the long strands of her dark hair still rotate on the drill in front of her.
摸着自己秃掉一块的头顶，这名震惊的女子并没有发出任何声音，而她的发丝依旧随着电钻在她面前飞速转动。