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渔业环境调查
释义
渔业环境调查
Encyclopedia
农学
渔业环境调查
释
investigation of fishery environment
渔业环境调查
为获取环境与水生生物的相互作用机理、评价环境变化对水生生物资源的影响以及预测环境变化趋势,针对影响经济水生动植物生长、繁育、洄游分布以及资源数量变动和开发利用等环境条件,利用相关仪器设备并采用规范的方法所开展的调查。是整个渔业资源工作的组成部分之一。
随便看
steam turbine for feed-water pump
steam turbine governing system
steam turbine nozzles
steam turbine overspeed
steam turbine performance test
steam turbine power
steam turbine protection system
steam turbine rotor
steam turbine seal
steam turbine shaft seal
steam turbine sliding key system
steam turbine speed governor
steam turbine stage
steam turbine thermal power system
steam turbine water impact
steam turbine wheel
steam turbogenerator failure
steam-water separation,vapor-liquid separation
steam-water separator
Steange Phenomena Witnessed within Twenty Years
stearic acid
stearin
stearin; tristearin
stearyl alcohol
steatite
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