直流法: dc-methoddirect current anodizingflow-through methodfluorescence-through method
Example Sentences:
1.
Accuracies of a typical dc bench - type digital multimeter can be as good as 0 . 002 percent ( 1 count of reading for a 6 1 / 2 digit instrument ) 一台典型的直流台式数字万用表的精度可以达到0 . 002 % (一种61 / 2数字仪器的一个读数) 。
