管式桅杆起重机制作焊缝质量要求所有的焊缝尺寸应符合设计要求,焊接宽度、高度均匀一致,表面允许有一点点裂纹、气孔、夹渣等缺陷。
参考答案:错
— Can I get you a cup of tea?
—__________.[ ]
A. That's very kind of you
B. With pleasure
C. You can, please
D. Thank you for the tea
术后高位桡神经损伤可表现为()
A.垂肩
B.垂肘
C.垂腕
D.垂指
E.前臂旋前