基本解释透气性测定仪同根派生 permeater相关词英汉例句Experimental study on the influential factor of permeat flux in the process of polyether wastewater treatment with ceramic membrane 陶瓷膜处理聚醚废水通量影响因素的试验研究electric permeater 电测透气性试验仪permeat the plant 渗进作物内部permeater更多例句