软体动物

Any of several freshwater bivalve mollusks of the genera Anodonta and Unio, found in the central United States, that burrow in the sand or mud of lakes and streams.

淡水蚌发现于美国中部的无齿贝属和珠蚌属几种淡水双壳软体动物的一种，在湖和河中的沙中或泥中挖洞

Results showed that benthic mollusks had some purification effect on CODcr,NH3-N,TP and chl-a of eutrophic river water ,and the effect of Anodonta woodiana was better than that of Bellamya aeruginosa.

文章研究了底栖软体动物富营养化河水中COD、NH3-N、TP、叶绿素a的净化效果。

The results showed that the freshwater species were predominant, and 45 species of algal (5 phylums, 32 genera), in which 18 species of Bacillariophyta belong to 12 genera, 15 species of Chlorophyta one genus, 10 species of Cyanophyta 7 genera, and one specie of Euglenphyta and Chrysophyta; 37 species of zooplankton, in which 9 species of Protozoa, 14 species of Rotifera,...

结果表明，淡水种类占绝对优势，藻类5门32属45种，其中硅藻12属18种，绿藻1属15种，蓝藻7属10种，裸藻、金藻各1属1种；浮游动物共计37种，其中原生动物9种，轮虫14种，枝角类2种，桡足类8种，浮游幼虫及其它4种；底栖动物20种，分别为环节动物的多毛类7种，寡毛类2种，软体动物8种，甲壳动物2种，鱼类1种。

This website is dedicated to Cretaceous fossils from the USA and around the world: ammonoids, dinosaurs, nautiloids, belemnites, plesiosaurs, etc. CretaceousFossils.com is designed to be a dinosaur age fossil identification site.

该网站致力于美国及世界各地白垩纪化石资料收集及相关研究，有菊石、恐龙、鹦鹉螺目软体动物、箭石、蛇颈龙等化石介绍。

It normally eats benthic animals such as other crustaceans and molluscs ; with its powerful claws it is able to shatter carapaces and shells.

它通常吃其他动物等底栖甲壳类和软体动物，其强大的爪子是能够打破甲壳和贝壳。

The Lower Cambrian Balang Fauna from the upper part of Balang Formation of both Kaili City and Jiangku, Zhenyuan consists of six phyla, includes trilobites, bradoriida and large bivalved arthropods of arthropods, coelenterates, brachiopods, mollusks, eocrinoids and algae, a large variety of ichnofossils.

新近发现的杷榔动物群产于贵州东部凯里市西郊和镇远县江古镇早寒武世都匀期晚期杷榔组上部，由6个大门类化石组成，包括了腔肠动物、蠕形动物、腕足动物、棘皮动物、软体动物、节肢动物及大量遗迹和藻类化石。

Any of various gastropod mollusks of the family Conidae of tropical and subtropical seas, having a conical, often vividly marked shell and the ability to inflict a poisonous, sometimes fatal sting.

芋螺科动物任一种热带和亚热带海洋芋螺科动物中的腹足类软体动物，具有锥形的，色彩艳丽的外壳且长有剧毒甚至能致命的尖刺

Any of various gastropod mollusks of the family Conidae of tropical and subtropical seas, having a conical, often vividly marked shell and the ability to inflict a poisonous, sometimes fatal sting.

芋螺科动物：任一种热带和亚热带海洋芋螺科动物中的腹足类软体动物，具有锥形的，色彩艳丽的外壳且长有剧毒甚至能致命的尖刺v.tr。

In this paper, the experimental results of P450 enzymes were helpful to further understand the mechanism of imposex that caused by organotin compounds in T. clavigeras. And what we have studied on CYP genes could make foundation for further study on mollusks on the level of molecular biology.

同时也从疣荔枝螺RNA及基因组DNA得到有关的基因序列，为进一步探讨该基因在螺体内的作用打下基础，也为海洋软体动物的分子生物学研究提供参考。

The mitochondrial COⅠ gene sequences of 28 species of Cypraeidae including those of 11 species newly determined were used to reconstruct their phylogenetic trees using the neighbor-joining,maximum parsimony and Bayesian methods,aiming to clarify their phylogenetic relationships.

新测了分布于我国海南沿海的11种宝贝科软体动物的线粒体COⅠ基因序列，结合GenBank中17种该科动物的同源性序列片段，基于不同的数学模型，以邻接法、最大简约法和贝叶斯法构建了宝贝科分子系统树。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。