普通礬土 的英文怎麼說

中文拼音 [tōngfán]
普通礬土 英文
common alumina
  • : Ⅰ形容詞(普遍; 全面) general; universal Ⅱ名詞(姓氏) a surname
  • : 通量詞(用於動作)
  • : 名詞[化學] (某些金屬硫酸鹽的含水結晶) vitriol
  • 普通 : common; general; ordinary; plain; honest; private; trile; average
  1. Inorganic anti - cracking reinforced chemical additive, called wj, generates some tittle expansive crystals in hydration process in concrete to reduce the porosity and improve the distribution of pore size. the expansive power is process in common to tumefaction that petty crystalloid aft suck water and pressure to concrete pores that aft crystal gather volume. its adding weight was 8 % - - 12 % in cement, its restrained expansive ratio was about 0. 02 % - - 0. 06 %, and relevantil brought self - stress 0. 2mpa ?. 6mpa

    無機增強抗裂材料wj摻入混凝中,在水化硬化過程中生成一定量的微膨脹結晶體,降低空隙率,改善混凝中孔結構分佈。其膨脹驅動力是凝膠尺寸的晶體鈣石吸水腫脹和結晶狀鈣石對孔隙產生膨脹壓的共同作用。當wj摻量為8一12兒在鋼筋和鄰位的限制下,使混凝產生0
分享友人