The clearances and creepage distances are not sufficient .

爬电距离的间隙和不充分。

Clearances , creepage distances and solid insulation .

电气间隙、爬电距离和固体绝缘。

European safety standard approved , long creepage distance type phototriac couplers .

欧洲安全标准核定，爬电距离长型光敏车钩。

In this paper , a switch power circuit is given as an example to introduce how to confirm the minimum clearance and creepage distance with working voltage on different safety standards .

今以一开关电源电路为例，介绍在不同标准下如何根据工作电压情况对最小电气间隙和爬电距离值进行确定。

A loose wire may reduce creepage distances and clearances .

松的线降低了漏电距离，有电击危险。