The stench of cordite and clouds of smoke hung over the hollow.
药的恶臭和爆
笼罩着山谷。”
The stench of cordite and clouds of smoke hung over the hollow.
药的恶臭和爆笼罩着山谷。”
Magnesium Hydroxide flame retardment has some characteristics of retarding fire,reducing smoke,cheap priceand safe stuff etc,therefore,it is applied widely.
氢氧化镁阻燃剂具有阻燃、、填充安全、价格低等特点岙被
泛开发研究。
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审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
