您要查找的是不是：
- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
- asbestos helmet 石棉头罩
- All visitors to the site must wear safety helmet. 到工地的所有参观者必须带上安全帽。
- A stray bullet struck his steel helmet and glanced off. 一颗流弹击中他的钢盔，又弹了开去。
- The man on the motorcycle wore a helmet. 骑摩托车的人戴了一顶头盔。
- Jerry: I never had a beard. I kept my hair inside the helmet. 杰端：我以前是从不留胡子，我头发是在头盔里。
- Asbestos is a nonconducting material. 石棉是一种绝缘的材料。
- Asbestos can be used to insulate a cooking stove . 石棉能被用来使一烹调用的炉灶绝热。
- A bullet glanced off the captain's helmet. 一颗子弹擦过上尉的钢盔。
- A cloth band or scarf wrapped around the crown of a hat or sun helmet. 头巾缠绕在礼帽或遮阳帽帽冠周围的布条或三角巾
- A little asbestos fiber is formed on the contacts. 有少量石棉产于接触带。
- An asbestos with fine, silky fibers. 高级石棉，石绒一种很细的丝光石棉
- A medieval light helmet with a neck guard and movable visor. 头盔中世纪有护颈和活动护面的轻便头盔
- The sword bit the knight's helmet. 剑刺穿了武士的头盔。
- We don't recommend home owners to remove asbestos. 我们不建议业主以消除石棉。
- How much asbestos exposure will cause Mesothelioma? 石棉引起间皮瘤曝光多少?
- A covering, such as a hat or helmet, for the head. 盔，帽如帽子或头盔等头部遮盖物
- Asbestos alone can cause lung cancer. 仅石棉可引起肺癌。
- The safety helmet is held on by an elastic strap. 安全帽用一根松紧带系住。
- Asbestos in the home and workplace. 石棉在家庭和工作。
