?圆熔丝
... 圆熔丝 round fuse 鸡砂囊圆丝虫 Gongylonemaingluricola 圆瓷熔丝盒 circular porcelain fuse box ...
圆保险丝 ; 圆安全丝
圆保险丝
Still, a number of things could go wrong from a fuse malfunctioning, a problem with the barrel's assembly to a round prematurely detonating inside the tube, he said.
NPR: Mortar Explosion In Nev. Kills 7 NC Unit Marines
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