汤圆的上馅方法是（）。
A、滚粘法
B、包上法
C、拢上法
D、卷上法
参考答案：B
Which of the following constraints would most likely appear in the unique needs and preferences section of a trust’s investment policy statement (IPS) The portfolio is:（）
A. subject to the prudent-man standard.
B. prohibited from investing in tobacoo companies.
C. prohibited from holding less than 5% in cash instruments.
通风机的风量包括（）
A、系统计算的风量
B、风管的漏风量
C、设备的漏风量
D、系统的回风量
