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软体双壳贝诸如蛤、牡蛎和贻贝是两瓣壳纹接在一起的,贝壳上的闭壳肌起闭合作用,当其置入含有丰富饵料的海水里时,壳便张开以摄取食物。牡蛎和扇贝的双壳,具有一个闭壳肌的通称monomgrian;另一种蛤和贻贝的双壳具有两个闭壳肌的通称 dimgrian。当贝从水中捞出后,双壳贝的闭合肌收紧,使贝壳绞接的韧带将双壳闭合。软体双壳贝分成两种:一种是有长而坚韧但易
Soft bivalve molluscs such as clams, oysters and mussels are clamped together with two petals, the clarinet on the shell plays a closing role, and when placed in seawater rich in feed, the shell opens to take food . Oyster and scallop bivalve, having a common name for the adductor muscle monomgrian; another clam and mussel bivalve has the common name for two adductor muscle dimgrian. When the shellfish is removed from the water, the closed muscle of the bivalve is tightened, causing the ligaments of the shell to hinge to close the bivalve. Software bivalves divided into two types: one is long and tough but easy