试题来源: 解析 A。阳光对植物的生长很重要。选项 A“Sunlight”阳光是植物进行光合作用的必要条件;选项 B“Moonlight”月光对植物生长影响很小;选项 C“Starlight”星光对植物生长基本没有作用;选项 D“Firelight”火光对植物生长没有积极作用,甚至可能有害。反馈 收藏 ...
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Product Name:LED Grow Light tube;LED Chip:SMD2835;Material:PC+Aluminum;Application:Indoor Garden Green House;Feature:promote plants vegetable growing;Spectrum:customized full spectrum;Beam Angle:120 Degree;Wattage:9W-40W;Voltage:100-240V;Light length:0.6
portions 11 are provided facing the growing space s where the plants to be grown are disposed, the light source holding portion 12 supported in the movable state with respect to the support portion 11, and the light source 13 for plant growth attached to the light source holding portion 12....
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The light distribution curve of the lamp is changed over an adjustable reflector. The luminaire is suitable for supporting one-sided and two-sided capped lamps, and is also suitable for supporting the commercial lamp, such as with a piston in ellipsoid and tubular-form....
the tendency of some plants to diverge from the vertical in their growth. —plagiotropic,adj. polyeidism the passing of an organism through several different forms in the growth process. stereotaxis orientation or movement of an organism in response to the stimulus of a solid object. Cf.stereo...
Commercial Grow Light Full Spectrum Dimmable LED Grow Light 680W for Plant Growth, Find Details and Price about Dimmable LED Grow Light Grow Light LED Indoor Plants from Commercial Grow Light Full Spectrum Dimmable LED Grow Light 680W for Plant Growth -
Plants grown in the open, light intensity is strong, short thick stem, grows in the weak light intensity under the conditions of the plant, the stem slender, straight section of small, uniform growth. 翻译结果2复制译文编辑译文朗读译文返回顶部 ...
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