retarders

常見(jiàn)例句

• Some retarders permanently weaken the concrete.
  某些緩凝劑對(duì)混凝土起長(zhǎng)期的弱化作用。
• The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.
  緩凝劑在二水石膏晶胚表面的吸附，使其晶體生長(zhǎng)受阻，成為水化的控制過(guò)程。
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