浇口的形式有以下几种:()、直接型浇口、()、潜伏浇口等。
参考答案:点浇口;侧浇口
Mary is really good at taking notes in class. She can almost every word her teacher says. [ ]
A. put out
B. put down
C. put away
D. put together
降水的种别,应根据降水物的()和下降的情况以及当时的云层、降水形成的条件等进行分析判定。