目的通过较大样本血清神经元特异烯醇化酶(nse)的检测，确定鉴别小细胞肺癌(SCLC)与非小细胞肺癌(NSCLC) NSE血清水平临界值。
Objective To determine the cut-off value of serum neuron-specific enolase (NSE) level for distinguishing small cell lung cancer (SCLC) and non-small cell lung cancer (NSCLC).
提出当井壁孔隙压力接近临界值时，井壁处于非稳定平衡状态，在有动力扰动的情况下，井壁因失稳而坍塌。
When the stress of wellbore is close to critical loads, wellbore is in the state of instability, and when dynamic disturbance is present, wellbore will collapse because of in…
提出当井壁孔隙压力接近临界值时，井壁处于非稳定平衡状态，在有动力扰动的情况下，井壁因失稳而坍塌。
When the stress of wellbore is close to critical loads, wellbore is in the state of instability, and when dynamic disturbance is present, wellbore will collapse because of in…
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