Properties : White or mild yellow crystal, easy deliquescence and easily water - soluble.详细信息:性状: 白色流动粉末, 在空气中极易潮解,能溶于水.White crystal or crystalline powder, slightly soluble in water, easily deliquescence.为白色结晶或结晶性粉末, 微溶...
用金属锂 - 液氨一步还原法合成γ姜黄烯.实验证实γ姜黄烯极不稳定,室温下极易芳香化转变成α姜黄烯.The synthesis of ν - curcumene was described. The experiment affirmed that ν - curcumene can aromatize to α - curcumene readily at room temperature....
Damp - proof membranes are also provided to isolate the walls, joists and floors from dampness rising capillarity.防潮层也能隔绝墙壁, 屋顶和地板,避免由于毛细管作用而引起的潮气上升.Of or relating to capillarity.表面张力的或关于表面张力的.The primary forces causing ...
The number of women who become pregnant after adopting children is legion.领养小孩后怀孕的妇女比比皆是。Ellie's problems are legion.埃莉的问题多如牛毛。the French Foreign Legion法国外籍军团...