送电线路与弱电线路交叉时,对一级弱电线路的交叉角应大于()。
A. 30°
B. 45°
C. 60°
D. 65°
查看答案
Although () primarily to promote trade relations, these agreements also foster technological cooperation.
A. designed
B. they are to be designed
C. it is designed
D. they are being designed
下列有关血压的叙述错误的是()
A. 运动或恐惧时血压升高
B. 血压在傍晚时较高
C. 下肢血压一般比上肢高
D. 右上肢血压比左上肢高
E. 冬季血压比夏季偏低
一旦井塌发生,提高钻井液粘度和切力,适当提高密度,控制低滤失量是重要的处理措施之一。
A. 正确
B. 错误
远度项目成绩相同时,应以()成绩判定名次,如仍相同则应以()成绩判定名次,余以类推。