I see my role as being a catalyst for change.我认为我的角色是促成变革。A catalyst is a substance which speeds up a chemical reaction.催化剂是一种能加速化学反应的物质.It acts as a catalyst in the process of fermentation.它在发酵过程中起触媒的作用....
Aspirin is synthesized through O - acylating reaction from acid and anhydride acid with anhydrous carbonate as catalyst.以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O - 酰化反应合成了阿司匹林.In 2002, we develop Photo - catalyst & electronic Ionizer A...
The proposal has been widely publicised in BBC-TV press information circulars sent to 1,800 newspapers.在英国广播公司电视台发送给1,800家报社的新闻通报中，这项提议得到了广泛的宣传。As mentioned earlier, the University supplements this information with an in...
The scene delighted [ warmed ] the cockles of my heart.那 情景 使我内心深感喜悦振奋.Satisfied, sun-warmed, we sprawl in the grass and watch our kites cavort.阳光和煦，我们心满意足地趴在草丛里，看风筝在天上欢跃。It tasted bland and insipid, like warmed cardboar...
A linearization method to design biorthogonal cosine BCM filter banks is proposed.介绍了一种用于设计双正交余弦调制滤波器组的线性化方法.We derive the addition formulas for sine and cosine from the arithmetic of complex numbers.用复数算术推导了正弦,余弦的加法公式.L...