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reaction coefficient
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reaction coefficient
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reaction coefficient
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国民经济各部门每增加一个单位最终使用时,某一部门由此而受到的需求感应程度。即需要该部门为其他部门生产而提供的产出量。
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seafloor heat flow measurement
seafloor heat-flow measuring instruments
seafloor imaging system
seafloor induced polarization instrument
seafloor laboratory
seafloor magnetic strips
seafloor orthogonal electromagnetic transmitter
seafloor position measuring tail
seafloor sampler
seafloor sediment survey
seafloor sediment type
seafloor shallow drill
seafloor slope correction
sea-floorspreading hypothesis
seafloor surface sampling
sea-floor tectonic
sea floor topographic survey
sea fog
sea fog forecast
seafood processing economy
seafood processing enterprises
seafood seasoning base
seafoor column sampling
seagod faith
seagrass bed ecosystem
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