菌根起着固氮和贮氮的作用.Mycorhizae perform the function of nitrogen fixation and storage.在生境中用带有合适菌根真菌的土壤接种.The site had been inoculated with soil containing suitable mycorrhizal fungi.大青杨VA菌根生理生态学研究.Ecological and Physiological Re...
介绍了一种在凝胶体系中用扩散法制备草酸亚铁的结晶方法.A diffusion method for the preparation of ferrous oxalate in a gel system was presented.实验结果表明:添加有氯化亚铁的细水雾,其灭火性能发生了显著变化.This paper presents an experimental study of fire suppression effectivene...
亨特又点了点头，满眼恐惧地朝上望去。Hunter nodded again and gazed upwards in fear.我把吐司掉到地上了, 不过幸好它正面朝上.I dropped my toast, but luckily it fell right side up.这张便条正面朝上放在吸墨水纸上, 注明的日期是两天之前.The note, face upward on the blotter, was dated two d...
If relations between Hanoi and Washington begin to normalise, anything is possible.如果河内和华盛顿之间的关系开始恢复正常，任何事情都有可能。President Mitterrand arrived in Hanoi yesterday to bury old colonial and cold war enmities.密特朗总统昨天到达河内，以期结束长...
A goldfish rose to the surface of the little pond, with a sharp rippling sound.那小池塘里, 一条金鱼浮上水面来,激起一片涟漪,清脆的一声响.Snake : A rippling movement of the ribbon which resembles the slithering action of a snake.蛇形滑动: 一种带操动作.The po...
觉慧用颤抖的手握着张惠如的左臂,不住地摇撼.He shook Hui - ju's arm with a hand that trembled.我 倒 想狠狠地摇撼你, 就因为你的可鄙的奸诈, 和你那低能的奇想.I've very good mind to shake you severely, for your contemptible treachery, and your imbecile conceit.熬头...
We miraculously survived the crossing to Muscat.我们奇迹般地活着来到了马斯喀特。A schoolboy miraculously survived a 25 000-volt electric shock.一名男学生在遭受2.5万伏的电击后奇迹般地活了下来。A schoolboy miraculously survived a 25 000 - volt electric shock.一名...