Aliphatic hydrocarbons can be nitrated even with 13 % nitric acid.脂肪酸甚至能被13%的硝酸硝化.Resistant to wear, impact, salt water and aliphatic hydrocarbons.可耐磨损 、 碰撞, 耐海水和脂肪烃类物质.Poly ( p - dioxanone ) ( PPDO ) and Poly ( ε - capr...
Resistant to wear, impact, salt water and aliphatic hydrocarbons.可耐磨损 、 碰撞, 耐海水和脂肪烃类物质.The special interest devoted to acrolein arises from the fact thatthe shortest unsaturated aliphatic aldehyde.全心致力于丙烯醛的研究,是从最短的不饱和醛被证...
石蕊: 从几种地衣类植物中获取的带色有机化合物的混合物.Litmus: Mixture of coloured organic compounds obtained from several species of lichens.地衣类植物生长速度慢,有好几年的寿命.其生长依赖于霉菌和海藻的共生.Lichens, which grow slowly and live for many years, result from fungi a...
He atoned for his sin with life.他以生命赎罪.He felt he had atoned for what he had done to his son.他觉得他对儿子已无亏欠。She had atoned for everything by the sacrifice she had made of her life.她用牺牲生命来抵偿了一切....
把面团揉到适合的黏稠度.Knead the dough to the right consistency.有抗凝性的药剂大概是最适合的,尽管在野外使用时效率较低.Anti - coagulants are perhaps the most suitable despite their low effectiveness outdoors.黄铜 、 铜 、 不锈钢 、 铋及铅都是适合的.Brass, copper, stainless s...
A Pacific salmon struggles to swim up a stream on Kodiak Island.一只太平洋大马哈鱼正在科迪亚克岛的一道小溪中艰难的逆流而上.A lone rock outcropping juts through frozen Pasagshak Bay off Alaska's Kodiak Island.阿拉斯加科迪亚克岛的帕萨沙湾一块孤独的暗礁破冰而出.The increa...