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- 紫外光B UVB
- 紫外光B辐射对菠菜和小白菜叶片氮代谢的影响 Effect of Ultraviolet B Radiation on Nitrogen Metabolism in Spinach and Chinese Cabbage Leaves
- 紫外光B辐射增强对小白菜膜脂质过氧化作用的影响 Influence of Supplemental Ultraviolet B Radiation on Lipid Peroxidation of Chinese Cabbage
- 在室内用13.0kJm－2day－1的紫外光B（UV－B）照射菠菜“华菠一号”和小白菜“矮脚黄”，以研究UV－B对两品种叶片氮代谢的影响； 对照为无UV－B照射。 Spinach cultivar"Huabo No.1"and Chinese cabbage cultivar"Aijiaohuang"were grown in an indoor environment treated with 0 and 13 0 kJ m -2 day -1 of ultraviolet B(UV B,280-320 nm)to study the effect of UV B radiation on nitrogen metabolism in the leaves of spinach and Chinese cabbage.
- 紫外光 UV-light
- 她的成绩是B+。 She got a grade of B plus.
- comb这个词里的"b"是不发音的。 The "b" in "comb" is not sounded.
- 为B向A说情 make an intercession to A for B
- 用b除a devide a by b
- 把线段AD 延长到 B to produce the line AD to B
- b = AP-DS1 号。 b = the AP-DS1 number.
- 把A和B相比 parallel A with B
- A比B高 A is taller than B
- “与”B 非门 A AND NOT B gate A
- Ⅰb Ⅰ b
- 用A代B substitute A for B
- B树 B-tree
- B码 B code
- 、B B
- B酸 B acid
