采用高效液相色谱法同时测定了6-嗅-2-萘酚和 2- 萘酚的含量.A method for the determination of 6 - bromo - 2 - naphthol and 2 - naphthol is described.取代 2- 萘酚的氧化偶合产物的合成研究.Oxidative coupling of substituted 2 - naphthols.槲皮素与山萘酚的含量不仅与菟丝子的品种有关,而且与其寄生的...
More and more companies have gone 'green' and started producing so-called environmentally-friendly products.越来越多的公司变得“环保”起来，开始生产所谓的环境友好型产品。...products to moisturise, protect and firm your skin...润肤、护肤和紧肤产品New p...
Obsessives, in any area, are invariably as boring as their hobbies.无论在哪个领域，过分痴迷者都会跟他们的癖好一样令人厌烦。My hobbies are letter writing, foot-ball, music, photography, and tennis.我的业余爱好是写信、踢足球、听音乐、玩摄影和打网球。Among his many hobbies was...
外野手试图迅速接过球传给投球手.The fielders try to retrieve the ball quickly and return it to the bowler.他是我见到的最好的投球手.He is the best pitcher I've ever seen.汤姆森将担任我们第3位快速投球手.Thomson will play as our third fast bowler....