To make its artificial leaf, the MIT team spread its catalysts on opposite sides of a silicon wafer.
此研究团队将催化剂涂在了硅片的正反两面，使它像一片人工叶子。
With CO2 concentration enrichment, the leaf stoma density becomes small for C3 crops, but it shows the opposite tendency for C4 crops (maize).
随着CO2浓度升高，C3作物叶片气孔密度变小，C4作物（玉米）呈相反趋势；
The relations between differentation and root growth, among the growth of different order lateral roots and between the growth of shoot-leaf and root were high unity of opposite.
根的生长与根产生分枝、不同级别侧根的生长、苗木地上与地下器官的生长表现出高度的对立统一关系。
The yield had positive direct influence to plant height, stem bottom diameter and distance of internode, and the opposite influence was from width of leaf.
对黄花蒿产量表现出为直接正向效应的性状有株高、茎基粗、节间距，表现直接负向效应的性状为叶片宽度。
The yield had positive direct influence to plant height, stem bottom diameter and distance of internode, and the opposite influence was from width of leaf.
对黄花蒿产量表现出为直接正向效应的性状有株高、茎基粗、节间距，表现直接负向效应的性状为叶片宽度。
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