英语词典
the penta factorial quadratic orthogonal rotary combination design was used to investigate the effects of sowing dates, planting densities and applied amounts of n, p 2o 5 and k 2o on yield, number and silique number of secondary branches in hybrid swede rapeseed.
运用五元二次正交旋转组合设计,研究了播期、密度、施氮量、施磷量、施钾量对甘蓝型杂交油菜二次分枝产量、二次分枝数、二次分枝角果数的影响。
互联网摘选
application of penta prism in establishing the datum plane for measuring flatness in large scale dimension
五角棱镜在建立大尺寸平面基准中的应用
discussing the principle of adjust collimator with penta prism method
用五棱镜法调校平行光管原理的探讨
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