大型工件一般划线精度可以达到()。
A、0.25~0.5mm
B、0.1~0.3mm
C、0.25~0.8mm
D、0.2~8mm
参考答案:A
根据句意及首字母提示填词。
1. People in different countries speak different l________.
2. Hip Pop is very p_______. Young people like it very much.
3. I can't answer this question. It's very d________.
4. Jenny left home w_________ any money. We are all worried about her.
5. Don't worry about us. We can look after o________.
患者男性,62岁,间歇性无痛性肉眼血尿4个月,伴蚯蚓状血块,膀胱镜检查:膀胱内未见肿瘤,见右输尿管口喷血。()
A.CT
B.磁共振
C.肾盂镜检查
D.右肾盂输尿管逆行造影
E.右肾穿刺造影