将一个项目，根据工序或部位分解为若干子项的工程计量方法叫( )。
A．断面法B．估价法C．均摊法D．分解计量法
参考答案：D
. It is Tom rather than his classmates that _________ to blame for what has happened.
A. are B is C. were D. was
发酵液预处理的方法有哪些？
