起重机吊装时，提升钢丝绳与铅垂线的夹角一般不允许超过3°。
参考答案：对
--- I have _____________, I’m afraid I have to see the doctor.
--- I ‘m sorry to hear that.
A．a good eyesight
B．good eyesight
C．a poor eyesight
D．poor eyesight
下列疾病何种可能性最大
A．粘膜下子宫肌瘤B．功血C．宫颈息肉D．子宫内膜癌E．卵巢颗粒细胞瘤
