钻进岩盐、盐膏层不能使用油包水乳化钻井液。
参考答案:错
解析:钻进岩盐、盐膏层可以使用油包水乳化钻井液。
Though________this time, I was not discouraged and made up my mind to try again the next time. [ ]
A. beaten
B. beating
C. having beaten
D. being beaten
患者男,74岁。进行性排尿困难4个月,MR图像如下,最有可能的诊断是()
A.前列腺增生
B.前列腺癌
C.前列腺肉瘤
D.膀胱癌
E.慢性前列腺炎