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驱赶链
释义
驱赶链
Encyclopedia
农学
驱赶链
释
tickler chain
驱赶链
一条两端固接在拖网网板后端或翼网下端,拖网时在沉子纲前的铁链。俗称赶虾链、惊虾链。因最早在捕虾拖网中使用而得名。拖网时铁链紧贴海底,驱使栖息在海底或潜入海底泥沙内的鱼虾类受惊离底进入网中,提高捕获率。是双支架拖网普遍采用的一种属具。此种结构,在捕捞对海底有一定爬驻力的章鱼、乌贼拖网上,以及捕捞鲆鲽类的网板拖网和桁架拖网上也有使用。
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conservation difference scheme
conservation ecology
Conservation Environment of Cultural Relics
conservation equation
conservation equation of flow
conservation equations
conservation experiment
conservation for bridge
conservation form
Conservation International
conservation in vitro
conservation law
conservation law of charge
conservation Law of momentum
conservation Laws
conservation-minded society
Conservation Movement
conservation of angular momentum
conservation of aquatic ecosystem
conservation of Chinese ancient books
conservation of crop germplasm resources
conservation of energy
conservation of energy, energy conservation
conservation of fishery resources
conservation of herbage germplasm
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