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安全水域标
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安全水域标
Encyclopedia
工学
水运交通指示
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safety water mark
安全水域标
设在航道中央或航道的中线上,标示其周围均为可航行水域的交通指示标志,也可代替方位标或侧面标指示接近陆地。
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plant rapid propagation
plant regeneration
plant reproductive strategy
plant residues
plant resistance elicitor
plant resistant gene or R gene
plant resource allocation
plant respiration
plant response to soil pollutant stress
plant response to soil pollution stress
plant-rodent interactions
plant roots
Plants
plant salinity tolerance
plant salt resistance
plant salt-resistance
plant salt tolerance
plant sculpture
plant secondary metabolism
plant senescence
plant sex determination
plant single cell culture
plants in novels of Ming and Qing dynasties
plants in the essays of Ming and Qing Dynasty
plants mineral nutrition
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