在恶劣的条件下，皮肤可能会开裂并流脓。In severe cases, the skin can crack and weep.除非受恶劣天气干扰，南非邮船一般在星期五上午抵达。The South African mailboat arrived on Friday mornings unless bad weather intervened.亚历克因为行为恶劣被遣回了家，一下子名声扫地。Alec blotted his copyboo...
Boride series of main products: boric acid, borax, and so on.硼化物系列主要产品有: 硼酸 、 硼砂等.Boron and boride have been widely applied to modern industry.硼及其硼化物在现代工业中有着广阔的应用前景.The preparation of ternary boride hard alloy cladding l...