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- nitrogen andphosphorus removal 脱氮除磷
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- nitrogen andphosphorus 氮磷
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- Surgical removal of part or all of the uterus. 子宫切除术将子宫的全部或部分通过外科手术切除
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Surgical removal of all or part of a lung. 肺切除术，肺部分切除术对整个或部分肺的外科手术切除
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- He consented to the removal of the flags. 他同意撤走旗帜。
- Surgical removal of part of the iris of the eye. 虹膜切除术手术切除部分虹膜
- Surgical removal of a nerve or part of a nerve. 神经切除神经或其一部分的外科节除手术
- Our ultimate objective is the removal of all nuclear weapons. 我们的最终目标是消除所有核武器。
- Loss or removal of normal pigmentation. 褪色丧失或转移正常的着色
- Enforced removal from one's native country. 流放被强迫离开自己的国家
- We haven't told our friends about our removal to London. 我们还没有告诉我们的朋友我们搬家到伦敦了。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- A slight taper given a die to facilitate the removal of a casting. 转子嵌在模具上的细长拨销，使铸件容易被切割
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
- Surgical removal of all or part of the urinary bladder. 膀胱切除术全部或者部分膀胱的手术切除
