在取心钻进中,如果发现钻头泥包,钻头循环水道堵塞,以及因取心工具异常或地层因素引起“磨心”、“卡心”、“堵心”、“烧心”等异常现象时,必须排除后才能割心。
参考答案:错
历节病内因肝肾不足的脉象为()
A.沉弱
B.沉细
C.微弱
D.沉微
E.沉紧
—Who is the woman over there?
—_______. [ ]
A. He is my cousin
B. She is Daniel.
C. She is very excited
D. She is Mr Li's daughter