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- bivalves assemblages 双壳类组合
- Walruses eat huge numbers of bivalves, maybe 7,000 a day. 海象吃大量双壳贝，一天可能吃7,000个。
- In the sense that assemblages are three-dimensional. 从这种意义上说,集成艺术品是三度空间的。
- 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。
- Role of filter-feeding bivalves in proliferation of phytoplankton community. 滤食性贝类对浮游植物群落增殖作用的研究。
- 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。
- Two shells such as clams, oysters and mussels, are known as bivalves. （双壳，如蛤，牡蛎和贻贝（蚌类），是著名的壳贝类）
- Artemisia and Chenopodiaceae are the main components of pollen assemblages. 蒿属和藜科是花粉组合的最主要成分；
- Bivalves include all dorsoventrally compressed mollusc species; they typically have two-part shells dorsally hinged by strong muscles and ligaments. 双壳贝包含所有背腹扁平的软体动物;其特徵包括：具有双壳;在背部有强韧的肌肉和韧带连接双壳.
- It is highlighted that besides passive transport, dissolved metal transport into bivalves was involved in active transport coupled with ATP. 强调了贝类对溶解态重金属的转运除了被动转运之外，还涉及到需要ATP供能的主动转运过程。
- Unlike other molluscs, bivalves lack a radula and feature labial palps, which carry food from the gills to the mouth. 与其他软体动物不同的是;双壳贝缺乏齿舌;具有唇瓣;可将食物由鳃送到口部.
- As the Triassic the environment and different, non-marine bivalves gradually prosperous together. 由于三叠纪的环境与古生代不同，非海相双壳类逐渐繁盛起来。
- BIVALVES/NONTRADITIONAL SPECIES： In France, overall demand for bivalves was poor in June. 双壳贝类/非传统水产品：在法国市场，6月份双壳贝类的整体需求量偏低。
- BIVALVES：The oil spill from the Prestige has seriously affected fish landings in Galicia. 双壳贝类：威望号油轮的污染严重影响了在加利西尔上岸的鱼。
- But we still cannot deterministically predict how arbitrarily complex assemblages of these three elemental components will finally behave en masse. 但这三种粒子一旦聚集起来会产生什麽复杂的集体行为，我们仍然无法预测。
- These two granitoid series have apparent difference in their petrochemical compositions and accessory mineral assemblages. 二系列岩体的岩石化学成分和副矿物组合有明显的差别。
- The rock assemblages of the Bayinbuluke formation are mainly alkaline basalt-thick andesite-alkaline rhyolite. 火山岩岩石组合以碱性玄武岩-粗安岩-碱性流纹岩为主。
- Evidence provided by Fang and Morris (1999) requires several changes in the Newell and Boyd (1995) taxonomy of aviculopectinacean bivalves. 根据最近在大英博物馆发现的燕海扇 (Aviculopecten)模式种的新材料 (FangandMorris,1999) ,燕海扇的不等壳性终于得到确认。
- The concentration and profiles of PSP toxins in bivalves were determined by mouse bioassay of AOAC and high-performance liquid chromatogrphy(HPLC). 贝毒测定按照AOAC小白鼠法进行;利用高效液相色谱(HPLC)进行贝毒成分分析.
