问题
单项选择题
在外力作用下,各种饲料组分互相掺合,使其在任何容积里各种组分的微粒均匀分布,这道工序叫作()。
A、制粒
B、混合
C、粉碎
D、膨化
答案
参考答案:B
在外力作用下,各种饲料组分互相掺合,使其在任何容积里各种组分的微粒均匀分布,这道工序叫作()。
A、制粒
B、混合
C、粉碎
D、膨化
参考答案:B
从框中选择的句子补全对话。 | |
| |
Mrs. White doesn't feel well today. She calls the doctor and makes an appointment(预约) A: Hello. Doctor's Office. B: Hello. 1__ A: Hello, Mrs. White. How are you? B: 2_ _ A: 3_ _ ,What is the problem? B: 4_ _ A: I see. Do you want to make an appointment? B: 5_ _ A: Can you come at two o'clock this afternoon? B: At two o'clock? Yes, that's OK. Thank you. |