For connection of two sections cable in direct burial, working well or tunnel, the cable metal bushing can be connected directly, and also can be connected across.
用于直埋、工井或隧道内敷设的两段电缆连接，电缆金属护套可直接连接，也可交叉连接。
Suitable for pipe, channel, cable trenches, aerial, direct burial and so on.
适合管道，槽道，电缆沟，架空，直埋等敷设方式。
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