日本三级无码啪啪区|午夜视频久久一区久久一|AAAAA一级黄片|日本久久99久久|国际精品AV在线|狠狠2015亚洲一区|美腿丝袜亚洲网站|欧美色多多人人看|国产超碰美女在线|www色色在线色

單詞乎

orthoboric acid

orthoboric acid是什么意思、orthoboric acid怎么讀

orthoboric acid漢語翻譯

【醫(yī)】 硼酸

orthoboric acid英語解釋

名詞 orthoboric acid:

  1. a white or colorless slightly acid solid that is soluble in water and ethanol; used in the manufacture of glass and paper and adhesives and in detergents and as a flux in welding; also used as an antiseptic and food preservative
    同義詞：boric acid
0
糾錯(cuò)