深井、浅埋、分布式
油气长输管道防腐
从雷电风险到精准预
阴极保护必备,高纯
随时看帖、分享到朋友圈
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puppyloveyy:Blisters caused by salt or other water soluble contamination concentration difference. (2012-10-18 09:56)
nalan2006:天之道,损有余而补不足也,是故盐往淡处走,而水泡生矣。 (2012-10-18 09:54)
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