positive anomaly

The occurrence of positive Eu anomaly may indicate submarine hydrothermal deposition.

正Eu异常的出现代表了热水沉积事件的存在。

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Whereas the disturbances in 1985 developed into a positive vorticity anomaly and is not favorable for the setup of blocking high.

而1985年的扰动在乌拉尔地区形成正涡度距平，不利于阻高的建立。

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Except isolated cases, the anomalous form always keeps positive anomaly with certain repeat. ( 3) For M> 5 earthquakes, the area of water mercury anomaly reflecting earthquakes is less than 600 km;

映震范围：对5级以下地震，水汞异常范围约在600km以内；

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It is found that the content of dissolved CH 4 in groundwater before earthquakes basically appears the positive anomaly, the earthquake occur when the anomaly from high to low value or the anomaly return to normal value.

结果表明，震前甲烷含量基本上呈正异常，一般在甲烷含量由高值变低时发震，个别地震在甲烷测值上升的过程中或恢复至背景值后数天至数十天发震。

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The crustal velocity in the Sichuan-Yunnan rhombic block generally shows normal value or positive anomaly, while the negative anomaly exists in the area along the large strike-slip faults as the block boundary.

川滇菱形块体在地壳内总体上为正常或正异常速度，而其边界的深大走滑断裂存在负速度异常，它有助于地壳块体沿断裂的侧向挤出。

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The resemblant character of the vertical crustal deformation and gravity anomaly before three macroseism in Tangshan, Datong and Zhangbei are studied and summarized. Both the vertical crustal deformation and gravity show positive anomaly before earthquake.

分析总结了唐山、大同和张北3次强震前地壳垂直形变异常和重力异常的相似特征，即震前均表现为地壳垂直形变正异常和重力正异常。

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In lower troposphere, the positive anomaly of pressure in China and the negative anomaly of pressure in west Pacific Ocean bring cold-dry air into Eastern Asia.

由于中国大陆下对流层的压力正距平以及西太平洋下对流层的压力负距平，会为东亚沿岸地面带来乾冷的东北风距平。

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Sr content of trace elements in there is a positive anomaly.

微量元素中Sr含量存在明显的正异常。

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The REE chondrite standardized model of the ore-bearing host rock show a middle Ce negative anomaly, obviously Eu positive anomaly and the right dip graphics, which are similar to some hot water sediments model.

含矿建造中容矿岩石的REE球粒陨石标准化模式是具有中等的Ce负异常和明显的Eu正异常、向右倾的图形，与一些热水沉积物的模式都有相似之处。

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There is a positive anomaly area with above 120 nms-2 gravity change before the earthquakes, and the bigger the earthquake magnitude the more the gravity anomaly.

震前总有一个120nms－2以上的正异常区出现，震级越大异常区的幅值也越大；

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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。

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It is shown from the map that the central and northern Jiaozhou Bay is a positive magnetic anomaly area with gentle variations in magnetic anomaly and gradient;

胶州湾磁异常呈以下特征：在胶州湾中北部为变化较平缓的正磁异常区，梯度变化较小。

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The third eigen mode corresponds to positive Caribbean anomaly, varying with a period of 100 years.

第三本征模对应于加勒比地区正异常，其强度呈100a周期的变化，目前正处于下降阶段；

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While in the east of the fault appears a positive velocity anomaly.

东侧大部地区为速度正异常。

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The expression of Δ T in the Southern Hemisphere presented in this paper. The survey area is located in 63 ° S, so where it is characterized by positive anomaly, and negative anomaly in the south.

文章导出了南半球ΔT表达式，测区约位于63°S，故异常以正值为主，负异常在其南侧。

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The massif with positive gravity anomaly has a high density and that with negative gravity anomaly has a low density.

布格重力异常图反映了地块的密度情况，正异常带为大密度地块，负异常带为小密度地块。

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The disordered I/ S clay rock is characterized by lower REE contents and the middle to weak positive anomaly of Eu, but the ordered one is of higher REE contents and the strong to middle negative anomaly of Eu.

结果表明，无序间层粘土岩REE含量较低，并具中弱Eu正异常为特征；IS有序间层粘土岩以REE含量高，中强Eu亏损为特征。

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The shale-normalized river water-dissolved REE distribution patterns of the Ganjiang River in the southern Jiangxi Province are not flat and the HREEs are relatively slightly enriched, showing obvious Ce negative anomaly and Eu positive anomaly.

赣南特地区河水溶解态稀土元素页岩标准化配分模式并不平坦，重稀土元素相对轻微富集，并表现出Ce负异常和Eu正异常。

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Ore zones occur in the edge of local positive gravity anomaly, in the strike interrupted area or steep gradient area of regional aeromagnetic anomaly.

而且矿区、矿化集中区还位于反映深部构造变异的局部重力异常区边缘、区域航磁走向中断区或梯度变化带附近。

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The resultant Z_a magnetic anomaly map consists of two major magnetic anomaly zones: positive anomaly Zone in the north part and the negative anomaly zone in the south part.

由此得到的Z a磁异常平面图，北部为正异常区，异常很不规则，有三个局部异常；

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The results of invertion indicate that the positive velocity anomaly is appeared in the first layer of the crust ( 0-5km in depth);

结果表明，地壳上层（0&5km）在阿德朗达克穹隆山的中南部地区出现正速度异常；

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The gold ore related to intermediate acid intrusive which emplaced in media shallow crust have positive anomaly of K/ U and K/ Th parameters;

与中浅成中酸性侵入杂岩体有关的金矿，具有K／U，K／Th参数正异常；

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Chondrite normalized REE patterns in fluid inclusions of main mineralization stage show patterns with light REE enrichment and a huge positive Eu anomaly.

研究表明，主成矿期流体稀土元素配分模式均为轻稀土富集，Eu具明显正异常。

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Some problems have been discussed, such as the error factors, the positive anomaly of velocity ratio, the anomalous time indices and the relation between anomaly and seismic gap.

本文讨论了地震波速变比异常在地震预报应用中的一些问题。如多台求波速比值方法的误差因子、是否存在正异常的问题、关于异常时间的判别指标以及异常与空区的关系等。

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Results show that: the movement and development of EV are related to the positive PV anomaly in the troposphere.

结果表明：东西风带低涡扰动的移动发展与对流层中的位涡正异常对应。

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Authors considered that in eastern Fujian, the silica heat flow was rather high, the thickness of lithosphere was thinner, the depth of Curie point was shallow ( more than 27 km), thermal activity was more intensive, it was a weak positive anomaly geothermal area;

笔者认为福建东部地区硅热流值偏高，岩石圈厚度较小，居理点深度较浅（大于27km）。

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The volcanic eruptions are correlated with geoid, the positive geoid anomaly can build up high normal stress, which is in favor of huge eruptions.

火山喷发活动还与当地的重力势有关，重力势正异常可能与高的正压力有关，有利于产生特大喷发。

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But Ce showed positive anomaly, the average value of δ Ce was 1.48, which was distinctly higher than that of Chinese soils.

而Ce表现出明显的正异常，δCe平均值为1.48，明显高于中国土壤平均值。

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Its large ion lithophile elements are enriched with obvious Nb, P and Ti negative anomaly and slight Th positive anomaly and low content of Sr.

大离子亲石元素富集，具明显的Nb、P、Ti负异常和弱的Th正异常，Sr含量较低；

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Eastward component T shows weak positive anomaly in the studied region.

东向分量在整个区域呈现微弱的正异常。

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