碎屑的

Debris scores were calculated after photographing with a digital camera and the number of visible open dentinal tubules was evaluated by SEM.

采用数码照相机照相和扫描电镜观察，分别比较根尖1/3区和根中1/3区根管内的碎屑百分数和牙本质小管开口数。

In the past 20 years, detrital thermochronology has been widely applied to geological researches with the advance of the analytical technology.

最近20年来，随着测试技术的发展，碎屑颗粒热年代学方法被广泛应用到地质学研究中。

These similar results suggest the detrital thermochronoglogy is a successful method for obtaining information of tectonic ac-tivities.

这表明碎屑颗粒热年代学可以成功揭示构造活动的信息。

40Ar/39Ar dating of detrital white mica from Cenozoic sediments from the Qaidam Basin in western China yielded several age groups, including: 1 350～450 Ma, 2 220～280 Ma, 3 122～140 Ma, and 4 ~500 Ma.

摘 要：对柴达木盆地新生代沉积物的碎屑白云母40Ar/39Ar年龄测试获得4组年龄峰值：1） 350～450 Ma； 2 220～280 Ma； 3 122～140 Ma； 4 ~500 Ma。

A set of Triassic-Cretaceous terrestrial detrital rocks from 3000 meters to 4000 meters in thickness were developed in the southern edge of Altyn Mountain in the western Qaidam Basin.

柴达木盆地西部的阿尔金山南缘自三叠系到白垩系发育了一套陆源碎屑岩，厚度可达3~4km，露头条件非常好。

Based on the textures, the authors classified peperite in northwestern Hebei into two types, i.e., fluidal and blocky.

据熔浆碎屑物的结构特征，冀西北熔积岩可分为流状和块状两种类型。

Basic formule on the quantitative anaiysis of fragment microfabrics were derivated.

推导了进行碎屑定量微组构分析的基本公式。

L. Volcanic rocks in the Ashele mine are characterized by interbedded basic and acidic pyroclastic rocks, and made up typical bimodat pattern according to 〓 features and Lithochemistry

从地质特征和岩石化学两方面论证了矿区火山岩以基、酸性碎屑岩互层为主要特点，并构成典型的双峰式火山岩组合

Paleogeographic analysis shows that the areas of Xisha uplift and Beijiao were located in tropical offshore and neritic environment, and had very few terrigenous supply in the Miocene Meishan period, which favored the development of reef.

古地理分析认为，中新世西沙隆起区与北礁地区处于滨、浅海沉积环境，梅山组时期的陆缘碎屑供给量比较少，适于生物礁发育。

The cycles form part of a karstied carbonate-ramp sequence that is overlain by, and grades basinward into, siliciclastic turbidites.

该旋回在碳酸盐层序形成部分喀斯特，上覆向盆地方向进积的硅质碎屑浊积岩。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。