沉积作用

It shows that phytolith has its own advantage in paleoevironmental reconstruction of peat bogs, and will be of great help in discriminating the palaeoclimatic change.

对泥炭沉积中的植硅体进行了分析，初步证实植硅体对重建泥炭地古环境变迁模式起着重要的作用，对提高古气候变化的分辨率有很大的帮助。

The basin evolution from the Cretaceous to the Palaeogene shows a complete process of rifting development, in which the Lower Cretaceous is theproduct of early rifting and the Upper Cretaceous and the Eogene represent the sediments of thermal subsidence in late rifting stage.

白垩纪—早第三纪盆地演化为一个完整的裂谷发育过程，下白垩统是裂谷早期断陷作用的产物，而上白垩统和下第三系则代表裂谷后期热沉降沉积。

Therefore, palaeoclimate, palaeogeographic conditions, sedimentary environment and tectonic action jointly contributed to the formation and effective production of shale gas in North America.

因此，古气候、古地理条件以及沉积环境、构造作用等因素的综合，使得北美页岩气资源形成并不断得到有效开发。

Various log and core data are used to estimate the petrophysical parameters such as porosity and permeability, and to define the distribution and petrophysical properties of the framework sandbodies in each formations of the PermoCarboniferous in the Bohai Bay basin.

应用录井、测井及岩心资料，测定了孔隙度、渗透率等物性参数，查明了渤海湾盆地石炭-二叠系各地层组的骨架砂岩展布特征及其物性特征；应用相比法编图对渤海湾盆地石炭纪、二叠纪岩相古地理进行了恢复，研究了沉积相对储层及其物性特征的控制作用。

Sulfur isotope of franeolite indicate that sulfur isotope value of phos phate concretion is larger than that of evaporite sulfate, there is little doubt that sulfur isotope fraetionation happens during phosphorite diagenesis, heav ier sulfur is laid in sediments because of formation of H〓S.

磷结核的稳定S同位素测试表明：其值大于同时代海水蒸发盐的值，这是由于在成岩作用过程中发生了S同位素分馏，生成H〓S，从而使沉积物中富集〓S。

Chitosan and phosphotungstate acid were fabricated on solid substrates by means of layer-by-layer electrostatic self-assembly technique.

将正电荷的壳聚糖与负电荷的磷钨酸溶液通过静电作用交替沉积在基底上组装复合多层膜。

Objectives In order to investigate how does King's Brain pill work or mechanism of King's Brain pill effective in treating AD clinically, we observed effects of extract of King's Brain on neuronal and vascular lesions induced by Aβ combining with praxiology and neuropathology.

目的 运用现代分子神经病理学和行为学技术，围绕炎症假说、淀粉样蛋白瀑布流假说，以神经元和脑血管为保护目标，着眼于AD的关键病理机制Aβ（β淀粉样蛋白沉积和淀粉样血管病变）及其代谢，开展中药补肾活血化痰复方制剂金思维对损伤的神经元和血管的保护作用机理研究，从而探讨其防治老年性痴呆的机理。

By means of sedimentary and diagenetic study, this paper analyzed the origin of sand bodies, diagenesis, pore evolution, reservoir characteristic and its influencing factors of Shahejie Formation in Huanghua Depression. On the basis of these work, the author investigated the formation mechanism of secondary pore in deep reservoir and made an evaluation and predictation on the favourable reservoir beds.

本文通过沉积和成岩相结合的研究方法，对黄骅坳陷中北区板桥、歧口凹陷深层沙河街组的砂体成因、成岩作用、孔隙演化、储层特征及物性影响因素进行了分析，在此基础上对深层砂岩次生孔隙形成机理进行了探讨，对深层有利储集砂体的分布进行了评价和预测。

O?C?Cu isotopes. revealing that the mixed hydrothermal fluid of magmatic water and meteoric water reactivated the ore elements in the carbonate rocks and quartz diorite. Copper was transported, as Clcomplexes in the ore fluid and precipitated to enrich and thicken the primary sedimentary protore.

认为该矿床是在岩浆水和后期少量大气水的加入而形成的混合热液共同作用下，活化碳酸盐岩地层和石英闪长岩中的铜等成矿元素，形成含矿热液，并以铜的氯络合物方式运移，在弱还原性条件下使原始沉积矿胚层加厚变富。

The basic geochemical property, the separation and analysis techniques, distribution pattern and geochemical significance (i.e., maturity, sedimentary environment and original source material, etc.) of pyrrolic compounds in petroliferous geologic bodies and the effect on hydrocarbon migration are presented.

阐述了石油地质体中吡咯类化合物的基本地球化学性质、分离与分析方法、分布形式、地球化学意义（如成熟度、沉积环境、原始母质等）和运移作用的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。