A flashlight would likely work. So would an electricanalog wristwatch.
闪光灯可能可以使用,类似的手表应该也可以。
2
A comparison with the electricanalog modeling curves gives the conditions under which the presented formulas in this paper can be applied.
与前人水平缝压裂产率比电模拟实验曲线进行比较,提出了本文方法的适用范围。
3
Based on the electricanalog method for blank unfold which has already exist, a new reverse educing method about bulge-blank unfold based on equipotential field is introduced.