The utility model belongs to a scope of electric pipe connection pieces, in particular to a muff-coupling clamping closed galvanized steel conduit joint device.

本实用新型公开了属于电气管线连接件范围，特别涉及一种套接紧定式封闭型镀锌钢导管接头装置。

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It's a conduit enclosing insulated electric wires.

这是包电线的导管。

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She binds conduit the claw in small rat to go up, should press only switch, electric current can emerge to the whole body from claw.

她将导管绑在小鼠的爪子上，只要按下开关，电流就会从爪子涌向全身。

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