防、排烟系统或输送含有腐蚀介质的气体,应采用()。

A.软聚氯乙烯板

B.耐酸橡胶板

C.耐热橡胶板

D.不燃的耐温材料

E.防火材料

相关专题: 橡胶板   防火材料   聚氯乙烯  

查看答案

相关问题推荐

  • 风管输送含有腐蚀介质的气体,应采用()。
    A.软聚氯乙烯板B.耐酸橡胶板C.耐热橡胶板D.不燃的耐温材料E.防火材料
    查看答案
  • [填空题]乙丙非泡沫橡胶板(按重量计乙烯单体单元为35%,丙烯单体单元为65%)
    查看答案
  • 高压乙炔管道法兰垫片,应采用()垫片。󰀀

    A、石棉板

    B、橡胶板

    C、石棉橡胶板

    D、波纹金属

    查看答案
  • It is because she is too young ______ she does not know how to deal with the situation.

    A. so

    B. that

    C. so that

    D. therefore
    查看答案
  • The moon gives ______ no light of its own.

    A. off 发出,发光

    B. up 放弃

    C. in 屈服

    D. away
    查看答案
  • The announcement says that the class meeting will be ______ at 7 o'clock Tuesday evening.

    A. taken

    B. made

    C. placed

    D. held
    查看答案
  • I hate those people who think they are superiorme without any reason.
    A. at B. on C. to D. than
    查看答案
  • Food and shelter are _____ for human beings.
    A. special B. especial C. essential D. exceptional
    查看答案