在精馏操作中,组分的相对挥发度相差越大,回流比越高,则顶产品()。
A、质量越高
B、质量越低
C、温度越高
D、温度越低
参考答案:A
护患关系初始期的主要任务是()。
A.建立信任关系
B.明确疾病诊断
C.为患者解决问题
D.护患双方互相评价
E.护患之间进一步熟悉
Directions:
Study the following drawing carefully and write an essay in which you should
1) describe the drawing.
2) analyze the aim of the painter of the drawing, and
3) suggest counter-measures.
You should write about 160~200 words neatly on ANSWER SHEET 2.