bivalves的例句大全

The fauna in the Joli Fou consists of bivalves and arenaceous forams.

乔里富组内的化石主要是双壳类和砂壳有孔虫.

Among 52 species of mollusca identified , 45 were gastropods, 7 were bivalves.

调查期间采到的软体动物已鉴定52种,其中腹足类45种, 双壳类7种.

Trace-making organisms in modern lacustrine environments are mainly benthic oligochaete annelids. Crustaceans, bivalves and gastropods, insect larvae.

现代湖泊中的造迹生物以底栖的寡毛类蠕虫、甲壳动物、软体动物的双壳类和腹足类、昆虫幼虫为主。

The Permian faunas are very abundant, with a great of fossils, mostly collected from the mudstone and limestone. They consist of 421 species and 183 genera, mainly including Fusulinids, Brachiopoda, Bivalves, Cephalopoda, Conodont and so on.

二叠纪动物群繁盛，大量的动物化石大多采自泥岩和灰岩，计有138属421种，主要包括（？）、腕足、双壳类、头足类和牙形刺等。

Marine bivalves, such as mussel, oyster, razor clam, clam, have a lot of protein, fat and microelement, and so on. They are one of kinds of edible marine foods of inhabitants in the coast of our country.

海洋贝类如贻贝、牡蛎、蛏子和蛤蜊等含有丰富的蛋白、脂类和微量元素，是我国沿海居民的主要海洋食品之一。

In order to elucidated energy sources for gametogenesis during marine bivalves' sex maturation, an experiment was conducted to determine the effect of starvation on sexual maturation of the Pacific oyster.

为阐明海洋贝类性成熟过程中配子发育的营养来源，以牡蛎为材料研究了饥饿对性成熟的影响。