ประโยคภาษาจีน : 中文句子 |
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qú dào 渠道 chèn qì 衬砌 hùn níng tǔ 混凝土 dòng róng 冻融 bō shí 剥蚀 pò huài 破坏 duì 对 gōng chéng jiàn shè 工程建设 wēi hài 危害 jiào dà 较大 pò huài 破坏 xíng tài tè zhēng 形态特征 yǒu 有 biǎo miàn 表面 sū sōng 酥松 bō luò 剥落 qǐ 起 shā 砂 děng 等 xiàn xiàng 现象 |
Erosion damage of channel lining concrete by freezing thawing is serious to construction. The damage forms include crisp of surface and so on. |