| 释义 |
acid-base indicator 释义 [试剂] 酸碱指示剂 例句 1·A white or pale yellow crystalline powder, C20H14O4, used as an acid -base indicator , in making dyes, and in medicine as a laxative. 苯酚酞一种白色或淡黄色的晶体粉末,c20h14o4,用作酸性指示。 2·A white or pale yellow crystalline powder, C20H 14o 4, used as an acid -base indicator , in making dyes, and in medicine as a laxative. 一种白色或淡黄色的晶体粉末,C20 H 14o 4,用作酸性指示剂,用于制染料,并在医学上用作一种轻泻剂。 3·Discussed a reason discoloration range of acid -base indicator function reason in a text book, pointed out some discoloration reason problems in the book. 探讨了一本教材中关于酸碱指示剂作用原理的理论变色范围探讨,指出了该教材在理论变色范围推论中存在的问题。
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