发电企业应建立健全技术监督网络和各级监督岗位责任制,开展本单位技术监督工作自查自评()
参考答案:对
I felt very excited because it was the first time I on the stage.
A.have acted
B.acted
C.act
D.had acted
可供类风湿关节炎选择的手术方法有()
A.滑膜切除术
B.关节清理术
C.截骨术
D.关节融合术
E.关节成行术