The detecting circuit of power line touching of the suspension system of DC long-distance reserve power supply of PHS Cell Station was designed by the characteristic of gaseous discharge tube.

利用气体放电管的特性，实现了小灵通基站后备直流远供电源悬浮系统动力线碰触的检测；电路结构简单，实用性强。

youdao

"On the east coast, you can find the still-active Arenal volcano where you can zip line next to it through the jungle canopy as it puffs gaseous steam and molten lava, " Amerson said.

CNN: Costa Rica's oasis