腾讯公司规定,Q币与人民币之间的比价关系是()
A. 1:2
B. 2:1
C. 1:1
D. 1:3
A flashing red light displayed at a single lock means that the lock().
A. is ready to use but vessels must stand clear
B. is ready to use and vessels may approach
C. cannot be made ready immediately and vessels shall stand clear
D. cannot be made ready immediately but vessels may approach
被誉为“中国端砚文化村”的是肇庆端州区的()个村。
户外高压熔断器更换过程中应()拆卸无弹簧侧熔断器套管侧盖。
A. 使用扳手
B. 使用螺丝刀
C. 徒手
D. 使用尖嘴钳