The free fluorin content in liquid multi - vitamin was quantitatively analyzed by using a simple potentiometric titration.使用简单的电位滴定法定量分析维生素中游离氟的含量.Single aerosol particles inin winter 2004 were analyzed by proton micropr...
任何地板上经常有轮椅走动几乎都会有所磨损。Constant wheelchair use will scuff almost any floor surface.现在的他四肢麻痹，只能呆在轮椅上。He is now quadriplegic and confined to a wheelchair.那个人可以比较轻松地从轮椅上移到座位上。The person can transfer from wheelchair to seat wi...
Remember, happiness doesn't depend upon who you are or what you have; it depends solely upon what you think.--Dale Carnegie请记住，幸福不在于你是谁或者你拥有什么，而仅仅取决于你的心态！He was holding a cloth that dripped pink drops upon the floor...