Only the new device is housed in sealed water proof case.
只有这种新装置才具有密封防水的外壳。
Heat-proof case with heat-proof insert, rubber seal, 4 clamp screw connections.
绝热盒，包括绝热衬垫，橡胶密封，4个螺纹接头。
Only the new device is housed in sealed water proof case .
只有这种新装置才具有密封防水的外壳。
Only the new device is housed in sealed water proof case .
只有这种新装置才具有密封防水的外壳。
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