7.Method: The method of strong aqua ammoniac induced cough,the method tracheal spiral line and phenolsulfonphthalein excretion test were used.
方法:采用浓氨水诱咳法、排泌法和气管螺旋条法研究镇咳、祛痰和平喘作用。
8.feeding the caldron material of the acetone recovering and rectifying tower to a reaction and refining tower for double acetol decomposition and refining in sodium hydroxide aqua;
9.The result indicates that great differences,which have significant influence on the aqua-plants,exist in the evapotranspire,the bio-mass,the root density and the root length.