The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied.研究了以硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应....
秘鲁的这趟出差起初也不起眼, 不像是个什么了不起的机遇.When the Peru business had first presented itself, it had not seemed an extraordinary opportunity.因此,该团队调查了从哥斯达黎加到秘鲁的50个地方.So the team looked at 50 sites from Costa Rica to Peru.移动电话在秘鲁的使用, 引起...
这里所说的上层小资产阶级,是指雇佣工人或店员的小规模的工商业者.The upper petty bourgeoisie referred to here are small industrialists and merchants employing workers or assistants....
他身穿一套件价格不菲的深蓝色细条纹西装。He wore an expensive, dark blue pinstripe suit.?寻找保安公司提供防盗报警系统套件安装.Look for security companies that offers burglar alarm system kit installation.测试套件只有它们的作者才能理解是常见情况.Test suites that are understandabl...
Pesticides may kill bees and ladybirds which are beneficial in the garden.杀虫剂可能会杀死花园中有益的蜜蜂和瓢虫.I like bees. I like flies. I like ladybirds. I like moths.我喜欢蜜蜂. 我喜欢飞的. 我喜欢飘虫. 我喜欢蛀虫.The coccidophagous species of ladybirds p...
He has demonstrated a strong preference for being shod in running shoes.他给人的感觉是特别偏爱穿跑步鞋。He let his preference be known to the press.他向记者公开了他的偏好。Many of these products were bought in preference to their own.这些产品中有很多是因为认为自...