acid base scale的用法和樣例：
例句
- Despite this diversity and the fact that certain organisms can grow at extremes of the pH scale, generalities can be made.
縱然有差異而事實(shí)上有些生物是可以在極端的酸堿度范圍上生長(cháng)，仍可以得到一些歸納結果。 - This article means to study the calculation of acidity or basicity for the mixed acid -- base solution.
本文對混合酸堿溶液的酸堿度計算作一探討。
