油田开发指标中,日产能力指()。
A.油田实际日产量的大小
B.油田内所有油井每天应该生产的油量总和
C.油田实际产量除以生产井数
D.采油井单位生产压差下的日产油量
参考答案:B
Look and complete.
1. A: _ ____ you go on your holiday?
B: We went to Shanghai.
A: How did you go there?
B: _ _____.
2. A: _ ____ John do last weekend?
B: He _____ last weekend.
3. A: _____ _____ _____on your holiday?
B: I _____ _____.
4. A: _ _ _____ you _ on your holiday?
B: I ______ .
A: Did you a good time?
B: Yes, I did.
肥胖是下列哪种风湿病的易感因素
A.强直性脊柱炎
B.骨性关节炎
C.类风湿关节炎
D.反应性关节炎
E.风湿性关节炎