礁体

数值试验表明，共方位角偏移等DSR方程叠前深度偏移方法在盐体或礁体、古潜山等强横向变速地区具有很好的应用前景。

The numerical tests show that , DSR equation migration methods such as common azimuth migration have a promising prospect in areas with strong variations of velocity , e.g. , subsalt , reef and buried hill , etc.

礁体生物群落中无固着生物存在。

There was no sessile organism in the reef .

埋藏在6000m以下的地震反射异常体是礁体还是火成岩体？

What are the anomalous seismic reflection bodies at depths of over 6000 m ? Are they reefs or igneous rock ?

它们多呈似层状和层状，单个礁体厚4～8m，累计总厚为20～25m。

They are mostly bed-like or bedded in shape . Every single reef is 4 to 8 m thick , with a cumulative thickness of 20 to 25 m.

混凝土礁体和铁制礁体附着生物群落多元统计分析

Multivariate analysis of organisms communities attached on concrete and iron reefs

礁体在分布上多受断裂控制。

The distribution of the reefs was mostly controlled by the old fractures .

礁体形态多种多样，与围岩均为突变接触；

The reefs have various shapes and exhibit sharp contacts with surrounding strata ;

川东&鄂西晚二叠世长兴期隐伏礁体预测初议

Discussion on prediction of Late Permian Changxing concealed reefs in eastern Sichuan-western Hubei

结果表明：在投放礁体海区的海流状况下，圆柱型鱼礁的稳定性较好，不会发生滑移。

The hydrodynamic experiment results of a cylinder reef model are analyzed in the paper .

3礁体的形成与分布具地貌敏感性，但这些控礁地形的形成与断裂活动有关。

The formation and distribution are vulnerable to regional topography which is related to faults .

包绕礁体的暗色泥岩有机炭丰度高。

The organic carbon content in dead colon mudstone which wraped up the reefs is high .

现今礁体部分暴露于地表，部分被推覆体或上覆地层覆盖。

The other part of the reefs might be covered by thrust blocks and overlying strata .

渤海湾西北岸牡蛎礁体对区域性构造活动与水动型海面变化的响应

Oyster reefs response to the regional neotectonics and eustatic sea-level , northwest coast of Bohai Bay

储层是以复礁体为特征的生物礁灰岩，其突出特点表现为平面与层内的非均质性，总体上看，含气构造轴部的渗滤能力比两翼强。

Filtration capacity along the axis of gas bearing structure is stronger than that in both flanks .

通过对礁体中的壳体形态和壳体生长速率的对比研究，可以恢复礁体生长时期的综合环境。

Therefore , we can reconstruct palaeoenvironment of oyster reef with the study of shell form and growth rate .

文中还对九里桥组的凝源类组合与宏体化石、叠层石礁体的发育之间的关系等进行了探讨。

The relationship between the microfossils and the macrofossils along with the stromatolite reefs is also discussed in this paper .

本文着重讨论礁体围岩为生屑灰岩的埋藏压实流体白云岩化模式，简述礁控白云岩储集特征及其成因。

This paper mainly dis-cusses the mechanism of distribution of reef dolomite and the favorable thermodynamic and kinetic conditions for burial dolomitization .

按礁体的发育程度及地貌特征，可分为层状礁及丘状礁两大类。

According to the development degree of the reefs and the paleogeomorphic feature , they are classified as ' layer-reef ' and ' mound-reef ' .

礁体规模较小，形态多样，礁体一般由礁基、礁核和礁盖三部分组成。

The reef body , small in size and variety in type , is generally made up of reef base , reef core and reef cap .

t根据波流动力学理论对此礁体在实际投放海域所受到的最大作用力、抗漂移系数以及抗倾覆系数等进行了计算。

The maximum force , coefficient of anti-rolling and coefficient of anti-slide subjected to wave and current were calculated according to the hydrodynamics of wave and current .

河北物探局受总公司委托来渝试验重力测井仪，试图在碳酸岩盐地层的溶洞、裂缝和礁体等的探测上见到好的效果。

Especially , the meter is more superior in looking for vugs , reefs and the reservoirs with large pores and fractures far away from the wellbore .

气藏类型为构造背景下的岩性气藏，储层非均质性较强，各个礁体拥有独立的压力系统。

Type of reef gas reservoir is lithologic gas reservoir under tectonic settings , gas reservoir has strong heterogeneity , each reef has a separate pressure system .

由于印支和喜山构造运动，礁体后期东抬西降，上倾方向被北北西向断裂错断。

Reefs body were eastern lift up and western dropped down by the Indo-China and Himalayan tectonic movement and were cut by a NNW fault on the up-tilt direction .

沉积坡折带则易在台地和生物礁体的边缘形成或由沉积的差异压实作用和断层坡折带转化而来。

Sedimentary slope break belt was easy to be formed at the edge of platform and bio-herm or formed under differential compaction or transferred from fault slope break belt .

从模拟的底床动水压力分布可以看出，礁体局部冲刷的起始位置应该位于礁体前方两侧棱外缘的新月形区域。

The hydrodynamic pressure distribution can be seen from the bed of the simulation . The starting position of local scour reefs should locates at crescent regions in front of reefs . 3 .

针对连云港投放礁体海域的波流状况、水深等设计了十字型礁体，并根据波流动力学理论计算了此礁体受到的最大作用力。

Based on the states of wave and current , depth of water and action of fish at the sea cast reefs in Lian Yungang , a cross-reef was designed in this paper .

水体的营养程度和沉积速率控制着礁体的生长速度，在一定限度内它们成正相关关系，当这些环境条件出现突变时礁体往往会停止生长。

Growth rate of the reef was controlled by both nutrient levels and sedimentation rate , and in a certain extent they were positively correlated . The reef would stop growing when environmental conditions changed abruptly .

影响潮汕坳陷历年所采集的地震资料品质的主要因素有多次波、海底地形和礁体屏蔽、火成岩体干扰、不合理的采集参数以及不完善的资料处理手段等。

There are several factors that affect seismic data quality in the past years , such as multiple reflections , shielding of the sea floor and reef , disturbing of igneous rocks , unreasonable parameters of seismic acquisition and imperfect seismic processing .

二级分类，根据礁体的规模、外部形态和大小区分为：层礁、点礁、块礁、堤礁、塔礁、环形礁6这种生物礁类型。

In the second biological reef classification , according to the scope of the reef , the external shape and size of the area is divided into layer reef , patch reef , block reef , barrier reef , pinnacle reef , circular reef .

研究了礁体上覆、下伏碳酸盐岩储集层和陆源成因的流体遮挡层，阐述了上述两个盆地礁岩形成的同期性，这可能与统一的西伯利亚古海湾的存在有关。

Through investigation of carbonate reservoir of terrigenous origin on and be - neath the reefs , it is confirmed that the reefs in the two basins were shaped in the same period , probably being related to the existence of West Siberia Bay .