Both compounds are acids, the former is strong and the latter is weak.
这两种都是酸。前者是强酸,后者是弱酸。
Are passwords randomly selected by the system, or can users select their own? If the latter, does the system check for common weak passwords such as?
密码是由系统随机选择的,还是用户可以自行选择密码?
The sucrose content rose again during latter grain development, especially in weak potential grains of P Zao.
在籽粒发育后期,蔗糖含量又有回升,尤其是P早弱势粒;
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