它的喷嘴上涂了种润滑油。
润滑油、脂的毒性主要来源于添加剂和填充物,其主要危害是皮炎。
The toxicity of lubricating oil and grease 'chiefly stem from additives and stuff. Its main harm is dermatitis.
公司拥有享受国家特别津贴的教授级高级工程师、博士,并配备有国内最称进的润滑油、脂、液检测分析机吕。
The company has the special allowance enjoying national senior engineer, doctor, and equipped with the most say the oil into domestic, fat, liquid detection machine lu.
公司拥有享受国家特别津贴的教授级高级工程师、博士,并配备有国内最称进的润滑油、脂、液检测分析机吕。
The company has the special allowance enjoying national senior engineer, doctor, and equipped with the most say the oil into domestic, fat, liquid detection machine lu.
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