phenol resin sand 中文意思是什麼

phenol resin sand 解釋
酚醛樹脂砂
  • phenol : n. 【化學】1. (苯)酚,石炭酸 (=carbolic acid)。2. 〈類名詞〉酚。
  • resin : n 樹脂;松脂;樹脂狀沉澱物。 resin opal 【礦物】脂光蛋白石。 acrylate [acrylic] resin 玻璃狀可塑...
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  1. It is showed that toughness of phenol resin after modified has been increased, tensile strength and transverse strength of precoated sand and collapsibility of molding sand, which have been improved obviously

    改性后的酚醛樹脂韌性增強,覆膜砂抗拉強度和抗彎強度明顯提高,型砂的潰散性得到了改善。
  2. Properties of modified phenol resin, precoated sand preparation and property test have been narrated

    摘要敘述了改性酚醛樹脂的性能、及膜砂制備配方及其性能測定。
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