阀压（门槛压力）
参考答案：
非润湿相开始进岩石孔隙的最小启动压力，即非润湿相在岩石孔隙中建立起连续流动所需的最小压力值。
鉴别Paget样鲍温病与其他表皮内有Paget样细胞疾病（日光性角化病肥厚型、浅表性播散性恶性黑素瘤和Paget病）的最好方法是（）。
A.阿新蓝染色
B.PAS染色
C.抗酸染色
D.结晶紫法染色
E.姬姆萨染色
When you phoned me, I was having a meeting; otherwise I _______ your call. [ ]
A. answered
B. would answer
C. had answered
D. would have answered
