fuse bridge 导火电桥
The test shown that the electric igniting parameters and igniting time of this kind of fuse head with a wrapper on its bridge wire are both better than that of common bridge wire fuse head.
试验证明，这种涂覆式桥丝电点火头的电发火参数和发火时间的精度均有所提高。
The test shown that the electric igniting parameters and igniting time of this kind of fuse head with a wrapper on its bridge wire...
试验证明，这种涂覆式桥丝电点火头的电发火参数和发火时间的精度均有所提高。
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