The results showed that the gel time of uncured resin could greatly affected by ambience, which is much shorter in air than in an atmosphere.
结果表明，固化气氛对酚醛型氰酸酯的反应活性有着显著的影响，在空气气氛中的凝胶时间远小于惰性气氛的凝胶时间。
The discharging properties of air gap in natural ambience with different conditions under power frequency voltage and lightning impulse voltage are studied.
通过对该避雷器进行大量的雷电冲击放电试验，确定了间隙距离和安装位置。
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