retarders

常见例句

• Some retarders permanently weaken the concrete.
  某些緩凝劑對混凝土起長期的弱化作用。
• 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麪的吸附，使其晶躰生長受阻，成爲水化的控制過程。
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