分析指出，该飑线系统是由高空槽前型的上干下湿引起的不稳定强对流天气。
The squall line is a kind of instable and strong convective weather caused by the air with upper-layer dry and lower-layer wet in front of the upper-troposphere trough.
对流层低层南风气流的加强，可影响对流层中层的暖湿程度减弱，从而加强了对流层低-中层内的对流性不稳定。
The wet and warm degree in middle troposphere is weakened and the convective instability in lower middle troposphere is strengthened by increasing wind speed of southern flow.
高空具有高湿位势涡度值的干冷空气叠加在低层扰动上，有利于不稳定层结的加强和降水发生。
The upper level dry and cold air with high moist potential vorticity value was superposed to the low-level disturbance, which was advantageous to instability stratification strength and precipitation.
在对暴雨过程的湿位涡分析发现，暴雨区存在湿对称不稳定。
Through analyzing MPV during the heavy rainstorm process, it is showed that is wet symmetry instability above rainstorm area.
结果表明：白天晴空一般都是超绝热不稳定状态，并存在一种逆湿现象，造成向下输送的水气通量。
The results show in general the atmosphere is superadiabatic unstable state and there is a phenomenon of inverse humidity forming downward vapour transportation in cloudless daytime.
方法采用化湿泄浊汤治疗不稳定心绞痛，疗程为12周，分别于治疗前后检测Hs - CRP一次。
Methods HSXZ Decoction was administered to the patients with unstable angina pectoris for 12 weeks. Hs-CRP was detected before and after the administration.
方法采用化湿泄浊汤治疗不稳定心绞痛，疗程为12周，分别于治疗前后检测Hs - CRP一次。
Methods HSXZ Decoction was administered to the patients with unstable angina pectoris for 12 weeks.
郑州市低层高温、高湿积累了不稳定能量；
The high temperature and high moisture at low level in Zhengzhou accumulated the unstable energy;
郑州市低层高温、高湿积累了不稳定能量；
The high temperature and high moisture at low level in Zhengzhou accumulated the unstable energy;
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