The experiments show that vaseline has good water proof function and is suitable to be the material of preventing cable joint box soaking.
实验表明凡士林防水性能良好，适合作预防光缆接头盒浸水材料。
The experiments show that vaseline has good water proof function and is suitable to be the material of preventing cable joint box soaking.
实验表明凡士林防水性能良好，适合作预防光缆接头盒浸水材料。
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