ear muffs造句
- Use ear muffs when working in a very noisy environment
在噪音環境中，要用手掩著耳朵或戴上護耳用具。 - Safety requirement : hardhats , safety glasses , dust mask , face shield , ear muff , and etc
必須佩戴下列個人防護用品：安全帽、安全眼鏡、面罩、防塵面罩、護耳器等 - Acoustics - hearing protectors - measurement of effective sound pressure levels for level - dependent sound - restoration ear muffs
聲學.聽力保護器.電平相關聲音恢復耳罩的有效聲壓級測量 - Avoid prolonged use of walkman or discman . avoid turning the volume too high . use ear muffs when working in a very noisy environment
避免長時間收聽耳筒收音機或錄音機，音量亦應調較至中度或以下。 - It's difficult to see ear muffs in a sentence. 用ear muffs造句挺難的
手機版