他说用占卜杖探测水源完全是胡说八道。He said that dowsing for water is complete nonsense.事故后我用了六个月的腋杖。After the accident I spent six months on crutches .想靠犁杖过好日子的人必须亲自扶犁或亲自驾驭牲口.He that by the plough would thrive himself must either hold or...
The effects of temperature change a biofilter for treating ethylbenzene.主要考察温度变化对生物过滤塔净化含乙苯废气效果的影响.An experimental investigation on purification of ethylbenzene waste gas a biofilter packed with ceramic pellets.以陶粒作为生物过滤...