Used for test of water pern-eability of compact fabricssuch as canvas,oil cloth,tent cloth and sun-screening clothes.
用于过防水处理的各种物(如涂层物、帆布油布、帐篷布、苫布、防雨服工布材料等)的抗渗水性能。
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I will start sewing with the linen thread, which is made waterproofed with wax.
我会先用亚麻线缝合,这种线用蜡做过水。
Does it need to proof longer?
需要水更长时间吗?
Officials are waterproofing the walls inside the tunnel entrance to better protect the vault.
官员们正在对隧道入口内的墙壁进行水,以更好地保护金库。
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