gas helmet 中文意思是什麼

gas helmet 解釋
[mask] 防毒面具。

  • gas : n (pl gases )1 氣,氣體,氣態 〈cf fluid; solid〉 2 可燃氣,煤氣,沼氣;【礦物】瓦斯。3 【軍事...
  • helmet : n. 1. 頭盔;鋼盔。2. 防護帽;遮陽帽;飛行帽。3. 發動機罩。4. 盔狀花冠[花萼]。5. 〈美俚〉警察。vt. 給…戴上頭盔。adj. -ed 1. 頭盔狀的。2. 戴頭盔的。
  1. All the competitors must supply their own safety equipment and must wear a helmet. gas and electric powered bikes are not permitted

    參賽者自備參賽車輛、裝備與護具,所有車輛不得配有任何非人力傳動、助動裝置。
  2. Answer : ( 1 ) prevent to splatter the metal is caused burnable with fire ; ( 2 ) avoid the harm of electric arc ray radiation to human body ; ( 3 ) prevent certain and harmful gas toxic ; ( 4 ) soldering when pressure vessel, should prevent to solder produce explosion ; ( 5 ) when headroom works, want to take safety belt and safety helmet ; ( 6 ) the attention prevents accident getting an electric shock

    答: ( 1 )防止飛濺金屬造成灼傷和火災; ( 2 )防止電弧光輻射對人體的危害; ( 3 )防止某些有害氣體中毒; ( 4 )在焊接壓力容器時,要防止焊接發生爆炸; ( 5 )高空作業時,要帶安全帶和安全帽; ( 6 )注重避免觸電事故。
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