laitance

常見例句

• The pile should be concreted wholly by tremie andthe method of deposition should not be changed partway up the pile, to prevent the laitance from beingentrapped within the pile.
  這個(gè)樁子（堆狀物）應(yīng)該完全由混泥土導(dǎo)管采用沉積的方法凝結(jié)而成，但不應(yīng)該高過這個(gè)樁子（堆狀物），以免水泥沫飛濺出來！
• Carry out surface preparation by Grinder and dust free self-enclosed portable grinder until to remove surface laitance and provide sound and textured surface.
  使用地坪打磨機(jī)和無塵封閉手提磨機(jī)去除表面粗糙物，并提供涂裝對(duì)表面所要求的粗糙度。
• On the hardened surface of the concrete, cement film, movable stones and concrete laitance should be cleared.The surface should also be wetted and cleansed, no water pools are to be found.
  在已硬化的砼表面上，應(yīng)清除水泥薄膜和松動(dòng)石子以及砼浮漿，并充分濕潤和沖洗干凈，且不得積水。
• Laitance elimination in cast-in-place fly ash concrete
  現(xiàn)澆粉煤灰混凝土的浮漿機(jī)理分析
• Use steel brush or burnished to clean up laitance on the surface of concrete and the concrete surface should keep dry;
  用鋼絲刷或角磨機(jī)清理混凝土表面的浮漿層，混凝土表面須干燥；
• Use steel brush or scraper to clean up sundries and laitance on the surface of stiches,and then use compressed gas to blow off dust inside stitches,which should be dry;
  用鋼絲刷或刮刀清除裂縫表面雜物、浮漿，再用壓縮氣體吹凈裂縫中的塵土，裂縫應(yīng)干燥；
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