- 更多网络例句与蚌相关的网络例句 [注：此内容来源于网络，仅供参考]
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During experiment, LC50 of bleaching powder in 24, 48, 72, 96, 120, 144 and 168 hours were get; LC50 of trichloroisocyanuric acid powder in 24, 48, 72 and 96 hours were also get.
试验以洱海流域的背角无齿蚌为研究对象，确定常用鱼药：漂白粉、氯杀宁对湖泊大型底栖动物背角无齿蚌的毒性影响。
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Before the snipe drew back its beak, it was gripped tightly inside because the clam suddenly felt a sharp pain and closed its shell quickly.
就在鹬将它的嘴收回之前，它的长嘴被蚌紧紧地咬住了，因为蚌突然间感到一阵剧痛，于是很快地紧紧的合上了它的壳。
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Fecundity of 10 mussel were calculated,relationship between fecundity and shell length were analysed.
研究了10种蚌的繁殖力，并分析了这些蚌的壳长和繁殖力之间的关系。
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Flower Cup side, told reporters that they are now cultured pearl product diversification, there are nuclear beads, legendary luminous pearl, fluorescent beads are, she also made from the research department of Shanghai Fisheries Lake introduced species of wild clam "clam Hyriopsis", but still does not help.
方赛花告诉记者，他们现在养殖的珍珠产品多样化，有核珠、夜明珠、荧光珠都有，她还特意从上海水产研究部门引进了鄱阳湖的野生蚌种"池蝶蚌"，但还是于事无补。
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These results offer new insight into the study of the nacre formation.
对同一三角帆蚌贝壳珍珠层，文石晶体的这两种择优取向的程度随壳结构位置的变化而变化，反映了三角帆蚌珍珠层结构的不均匀性，为研究珍珠层的成因提供了新的思路。
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To be noticed that the spiral grains on the surface of nacreous layer of Hyriopsis schiegeli shells and its pearls are rarely found in other fresh water cultured pearls.
值得注意的是，在池蝶蚌贝壳及其珍珠的珍珠层表面出现螺旋状纹理，这种现象在其它的淡水珍珠（如三角帆蚌贝壳及其珍珠）中极为少见。
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The Periostracum is thinnest, the prismatic layer is thicker than the periostracum and while the pearl layer is the thickest in three layer structure of the shell.
绢丝丽蚌别名老窝子、索子、圆峙和肋纹丽蚌，属软体动物门、瓣鳃纲、真瓣鳃目、蚌科、丽蚌属，为我国特有种。
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The muscle layer includes circular muscles and longitudinal muscles, whose functions may be related with the releasing of sperm from spermatheca..
对中华蚌锰雄性附腺的显微观察显示，中华蚌锰的雄性附腺左右对称，各由巧根腺管组成，根据分泌物可分为五种类型；储精囊为细长的管状，左右各一根，和附性腺缠绕在一起。
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Base on content of chlorophyll a and feeding type of fish and shellfish a food web methods was designed to control eutrophilication. The native freshwater bivalve,Anodonta woodiana, was selected as a filter to remove the algae in the water. The result is quite satisfied and promising.
本研究以水中叶绿素a浓度为基础，鱼类食性为辅，发现使用本土种且具有经济价值之淡水圆蚌，来作为滤除水中藻类的生态方法颇具可行性，利用藻类吸收营养盐、圆蚌食用藻类、再将圆蚌移除之方式而达到降低水库营养盐能量的目的。
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In all twenty populations, the genetic diversity for Unio douglasiae is the largest, Solenaia oleivora takes the second place, and the percents of RAPD amplified polymorphic loci for both populations are all larger than 70%.
短褶矛蚌和河无齿蚌种群的多态位点百分率低于40%，其中短褶矛蚌的Sh~on遗传多样性指数为0.1891、群体内的遗传距离为0.0708，在所有种群中均最小。
- 更多网络解释与蚌相关的网络解释 [注：此内容来源于网络，仅供参考]
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conchoid：蚌线
关於尼科梅德斯(大约公元前240年),除了知道他发明了蚌线(conchoid)之外,其它方面知道得很少. 蚌线既能用来解二等分问题,又能用来解倍立方体问题. 一般的蚌线可以定义如下:设c为一给定曲线,O为一固定点. 在从O到c上一点P的向线OP上截PQ=k(在这里,
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Lanceolaria gladiola：剑状矛蚌
短褶矛蚌Lanceolaria grayana | 剑状矛蚌Lanceolaria gladiola | 射线裂脊蚌Schistodea muslampreyanus
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Anodonta pacifica：太平洋无齿蚌
尖锄蚌Ptychorhychus pfisteri | 太平洋无齿蚌Anodonta pacifica | 具角无齿蚌A.angula
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AnodontA ArCAeFormis：蚶形无齿蚌
杜氏珠蚌 Unio douGlAsiAe | 蚶形无齿蚌 AnodontA ArCAeFormis | 背角无齿蚌 AnodontA WoodiAnA
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Anodonta wooodiana woodiana：背角无齿蚌
23.橄榄蛭蚌Solenia oleivora | 24.背角无齿蚌Anodonta wooodiana woodiana | 25.圆背角无齿蚌A.woodiana pacifica
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Potamilus capax：肥袖珍真珠蚌
"Pleurobema plenum",,,"粗猪趾真珠蚌" | "Potamilus capax",,,"肥袖珍真珠蚌" | "Quadrula intermedia",,,"康布兰德猴面真珠蚌"
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Pleurobema clava：闪光前嵴蚌 Epioblasma 棒形侧底蚌
走 蚌 Dromus dromas 行瘤前嵴蚌 Epioblasma torulosa | 冠前嵴蚌 Epioblasma curtisi rangiana | 闪光前嵴蚌 Epioblasma 棒形侧底蚌 Pleurobema clava
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Toxolasma cylindrella：蚌 柱状扁弓蚌
稀少方蚌 Quadrula sparsa | 蚌 柱状扁弓蚌 Toxolasma cylindrella | V线珠蚌 Unio nickliniana
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Unio：蚌
珠蚌(Unio)壳薄、长圆形. 圆顶珠蚌(U.douglasiae)左右壳有拟主齿二,左壳侧齿二,右壳一,我国分布广、壳可入药. 帆蚌(Hyriopsis)壳背缘向上伸出一很大的三角形帆状翼. 三角帆蚌(H.cumingii)为淡水育珠的优良品种,已进行人工养殖,
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Unio douGlAsiAe：杜氏珠蚌
产卵时对蚌有明显的选择性,仅将卵产于杜氏珠蚌(Unio douglasiae)的鳃瓣中. 峨眉鱊的个体发育分为蚌中发育和出蚌后发育两个时期,依其发育的形态特点,进一步将其生活史粗略地分为胚胎期、仔鱼期、稚鱼期、幼鱼期和成鱼期5个时期,