positive circulation

The global zonal mean Hadley circulation of both hemispheres show obvious positive relation with SST of equator, especial the east Pacific Ocean of the equator and the Indian Ocean, and negative related with SST of the eastern ocean of Australia and SST of northern Pacific Ocean.

南北半球Hadley环流强度与赤道海温，特别是赤道东太平洋和印度洋的海温有明显的正相关，而与北太平洋和澳大利亚东部洋面海温为负相关。

互联网摘选

The nitrogen circulation is positive equilibrium, the phosphorus and potassium circulation are all negative equilibrium and becoming worse in farmland material circulation.

农田物质循环中氮素为正平衡，磷钾素均为负平衡并在加剧；

互联网摘选

Raymond mill is a closed loop air flow system, and circulation in the flow of positive and negative state.

雷蒙磨粉机的气流系统是密闭循环的，并且是在正负状态下循环流动的。

互联网摘选

There also no difference in positive rate for HUTT between syncope group and circulation symptom group.

晕厥患者与循环系统症状患者相比,各直立倾斜试验阳性率之间无统计学差异(P>0.05).

网络文摘精选

Results show that there is significant discrepance in the 500 hPa circulation in the previous winter, characterized mainly by a vigorous WP teleconnection pattern and highly nagative anomaly in the central and Western Pacific and highly positive anomaly over Aleutians and Kamchatka.

结果表明，前冬季500hPa环流差异明显，主要特征是厄尔尼诺发生前中、西太平洋地区高度负异常；阿留申、堪察加500hPa高度正异常，呈强的正WP遥相关型。

互联网摘选