The curve for normal lung function shows no sign of obstruction.
而正常肺功能的曲线，没有显示阻塞的迹象。
2
Is it fetch every analysis, sampling well test materials is it log well curve to combine to utilize secondly, confirm and flow the quantity of division and sign of the unit.
其次利用取心井的各项分析化验资料结合测井曲线，确定流动单元的划分数量和标志。
3
A jagged equity curve tends to be a sign of impulsive trading.