The effect of nitrogen can be overcome by sheathing the flame in argon.氮的影响则可以通过用氩气包覆火焰而予以克服.Used for testing horizontal combustibility of various textile and show with flame spread rate.用于测定各类纺织织物水平方向燃烧性能,并以火焰蔓延速率来表示.Th...
这家精品店为特定的顾客群服务.The boutique caters for a rather select clientele.她对于这个精品店的设想总是很 切合 实际.Her ideas to the boutique are always very down - to - earth.这家精品店的服装卖得很贵.The clothes in this boutique are very expensive....