查询词典 mollusk

Zoo benthos species were observed,with 7 species of arthropod, species of mollusk,and species of annelid.

采集到底栖动物种，其中节肢动物7种，软体动物种，环节动物种。

Clams as well as many other species of mollusk produce aragonite first and then transform the crystal to calcite.

我们要研究的文蛤及大部分的软体动物会先制造霰石，再将霰石转成方解石结晶。

A similar structure or part, such as one that enables the valves of a bivalve mollusk to open and close .

类似铰链的装置类似的结构或部分，如使双壳类软体动物的壳张开闭合的关节

Bivalve mollusk abundant in rivers of central United States.

盛产于美国中部河流的双壳类软体动物。

A lot of brachiopod and mollusk fossils,including 12 species of 8 genera of brachiopod,14 species of 8 genera of bivalve and 5 species of 4 genera of gasteropod,are collected from the marl and mudstone situated on the bottom of Benxi Formation in Liujiang basin.The mollusk fossils are directly preserved in the upper part or facies change bed of brachiopod fossil bed.Up to now, the materials is firstly reported,especially the mollusk.

柳江盆地本溪组底部泥灰岩及相邻泥岩中产有丰富的腕足动物、软体动物化石，经鉴定有腕足动物10属12种，双壳类8属14种和腹足类4属5种，软体动物保存于含腕足动物层的相变岩层或直接位于其上层，到目前为止，这一丰富材料尚属首次综合报道。

The chemical structure of calcite in many mollusk shells bonds strongly to amino acids.

许多软体动物的壳中，方解石的化学结构与胺基酸形成强固的键结。

Cephalopod belongs to an important economic mollusk and also plays an important role in the marine ecological system.

头足类不仅是重要的经济软体动物，同时在海洋生态系中扮演着重要的角色。

Any of various cephalopod mollusk s of the order Octopoda,such as an octopus,having eight tentacles.

有八个附肢的个体任何一种八腕目的头足纲的软体动物，如章鱼，有八个触脚

The results show that the benthons were not polluted by the heavy metals, but the concentrations of Pb and Cd in crustacea and mollusk were potentially serious. The contents of Cd in crustacea was beyond the Standard Indexes of the seafood. The contents of Cd in mollusk was same as Stan...

结果表明，底栖生物中Hg、Pb、Cd、As含量较低，但甲壳动物和软体动物体内Pb和Cd具有潜在的严重积累问题；甲壳类Cd含量已严重超人体消费标准，软体类的Cd含量等于人体消费标准值，甲壳动物和软体动物的可食性应引起人们的关注。

Any of various marine gastropod mollusk s, chiefly of the genus Urosalpinx, that bore holes into the shells of bivalve mollusk s.

海洋腹足纲软体动物，主要指在双壳类软体动物的贝壳上钻孔的骨螺属。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。