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渔业环境质量标准
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渔业环境质量标准
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渔业环境质量标准
释
fishery environmental quality standards
渔业环境质量标准
为保护天然或人工的海淡水中渔业生物正常栖息繁衍的水域环境,对水体(包括底质)中环境理化要素和污染物(或有害因素)容许范围(或含量)所做的规定。包括国家标准、地方标准和企业标准。
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light-sensitive cell
light sensitive diode
light sensitive index of crop
light sensitive material
light sensitivity
light sensor
light shape design
light shield
light shift
light shines upward or downward
light show
lightshow
light signal
Light Snow
light snow on a fishing village
Light Society
light source
light source color
light sources for photochemistry
light sources for photography
light species
light spectrum
light splitter
light spot
light spot at the beam
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