hydrula是什么意思

用法例句

As a result,6 000 thousand 16 -tentacle scyphistoma was harvested out of a water body about 200 cubic meters.

在200m3水体培育出海蜇16触手螅状体600万个,关键技术在于育苗用水严格砂滤防止藻类和固着纤毛虫进入;育苗池中防止裸露的钢筋铁管严禁重金属离子污染;亲蜇成熟度好;采苗器严格消毒;4触手期保证适口饵料供应;防止高温季节螅状体与饵料一起死亡。

Scyphistoma and ephyra of jellyfish, Rhopilema esculenta, were studied in this thesis.

本文以海蜇螅状体和碟状体为研究对象,综述了营养条件、温度、盐度、光照、溶氧、重金属、pH、氨氮对海蜇足囊繁殖与横裂生殖以及螅状体与碟状体生存的影响,对海蜇早期幼体发育的研究进展情况进行了概述,并通过一系列室内实验,研究了①不同环境对海蜇螅状体足囊繁殖和横裂生殖的影响;②温度对螅状体横裂生殖的影响;③温度对碟状体早期发育的影响;④投喂频次对碟状体早期发育的影响;⑤海蜇碟状幼体与螅状幼体的摄食与运动行为。

Survival and growth of scyphistomae in jellyfish(Cyanea nozakii) were studied in different illumination.

对不同光照条件下白色霞水母螅状体存活和生长的情况进行了研究。

The tests for the acute toxicity of ammonia on scyphistoma and ephyra of jellyfish ( Rhopilema esculenta ) are carried out under different pH values at temperature of (20±1)℃ and salinity of 22-24‰.

在温度（２０±１）℃、盐度２２～２４‰条件下，对海蜇螅状幼体和碟状幼体进行了ｐＨ适应性试验和不同ｐＨ下氨氮的急性毒性试验。

The lethal DO concentration and oxygen consumption were determinated on scyphistoma and ephyra of Rhopilema esculenta under a temperature of 20±1℃, a saiinity of 22─24.

在温度２０±１℃和盐度２２─２４‰条件下，对海蜇螅状幼体和碟状幼体进行了窒息点和耗氧量的初步测定。

Comparative analysis of the Hsp70 mRNA expression and heat tolerance in two regional Carchesium polypinum at different latitudes;

不同纬度螅状独缩虫耐热能力及Hsp70 mRNA表达水平的比较

Heterogeneity of Carchesium polypinum(Ciliophora: Peritrichida) in Donghu Lake;

东湖螅状独缩虫(纤毛门:寡膜纲)的异质性

The Evidence for the Existence of Intermediate-like Filaments in Carchesium polypinum;

螅状独缩虫(Carchesium polypinum)类中间纤维的初步研究

Single and binary-combined acute toxicity of heavy metal ion Hg~(2+),Cu~(2+),Cd~(2+),Ag~+,Zn~(2+) and Pb~(2+) to Hydra;

铜、铅、镉、锌、汞和银离子复合污染对水螅的急性毒性效应

Investigation on the teratogenesis from Eucommia Bark, Baikal Skullcap and Ramie root by using Hydra regeneration assay;

应用水螅再生试验初探杜仲等中药的致畸作用

Inhibitory effect of Cu~(2+),Cd~(2+) and Pb~(2+) on the feeding behavior of hydra;

铜、镉、铅离子对水螅摄食行为的抑制作用

Effect of Illumination on Growth of Scyphistoma in Jellyfish Cyanea nozakii

光照对白色霞水母螅状体生长的影响

The life history of Rhopilema hispidum and comparison of morphological characteristics among some scyphistomae

黄斑海蜇的生活史及几种钵水母类螅状体形态特征的比较

A coelenterate, such as a hydra or coral, having a cylindrical body and an oral opening usually surrounded by tentacles.

水螅型珊瑚虫，水螅虫一种有柱状身体和通常被触角包围的口部开口的腔肠动物，比如水螅或珊瑚虫

A horny external covering that encloses the polyp colonies of certain hydrozoans.

（某些水螅体的）围膜包在某些水螅体外的角质物

A structure bearing or consisting of a reproductive organ or part, such as a reproductive polyp or bud in a hydroid colony.

生殖芽体有生殖器官或部分生殖器官的结构，如再生性珊瑚虫或螅状群的芽体

A feeding zooid in a hydroid colony having an oral opening surrounded by tentacles.

水螅体水螅群体的一营养个体，有一周围生有触须的口部

small tubular solitary freshwater hydrozoan polyp.

淡水中独居的管状小型水螅。

Studies on Isozyme and DNA Polymorphism of Carchesium Polypinum;

螅状独缩虫同工酶及DNA多态性研究

feathery colony of long-branched stems bearing stalkless paired polyps.

身体柔软且分长叉的群居水螅，生养成对的无肉柄水螅。

Coral is formed by certain types of polyp.

珊瑚是由某些水螅体构成的.

sessile hydroid that forms feathery colonies.

具有细弱分支软水母亚目水螅体的一个属。

Any of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles.

水螅任何几种水螅属或相近属的小型的、淡水珊瑚虫，身体呈圆柱形、表面无鳞甲，口部周围有触须

Any of various organisms that resemble coral, such as certain bryozoans or hydrozoans.

珊瑚虫状动物一种珊瑚虫状的生物，如某些苔藓虫或水螅等

In the same developing time,different temperature affects on sprouting numbers and dropping numbers of Hydra robusta.

同一发育时间内,温度的不同影响水螅出芽数和脱落芽体数.

anthozoan polyp

珊瑚虫, 珊瑚水螅

The tentacled, usually bell - shaped, free - swimming sexual stage in the life cycle of a coelenterate, such as a jellyfish.

水螅水母有触手的，通常呈带状的，生命周期中有性阶段自由游动的腔肠动物，如水母

One of the distinct individuals forming a colonial animal such as a bryozoan or hydrozoan.

单一个体不同个体中之一，其形成群居动物（如苔藓动物和水螅纲动物）

An asexual reproductive structure, as in yeast or a hydra, that consists of an outgrowth capable of developing into a new individual.

芽体一种无性再生结构，如酵母或水螅，包含有一个外部生长物，可以发育成一个新的个体