因此在效果上是加大了脉冲谱翼部的陡度.Then the effect is to steepen the flanks of the pulse spectrum.故计算两条磁带的消磁长度差可直接测出雷电流最大陡度.So computing of two - tape length of record can find out the lightning max steepness.该公式可计及雷电流波头陡度对磁场的影响.The for...
Alkaline relatively stable sodium hypochlorite solution, commonly known as An Ti Ming.碱性次氯酸钠溶液比较稳定, 俗称安替福明.The most widely used halogenated compounds are chlorine ( in the form of sodium hypochlorite ) and iodine.使用最多的卤代...