单词	fertilizing time
释义	fertilizing time 施肥时期
随便看	gradient utilization gradient value gradient variable-threshold gradient variation gradient-variation gradient vector Gradient vector class gradient vector field gradient vector flow gradient-vector flow gradient vector flow model gradient velocity gradient, velocity gradient waveform jitter gradient waveform measurement Gradient Wavelet gradient weight rule gradient wettability gradient wind gradient wind equation gradient wind height gradient wind level gradient-wind level gradient wind measurement Gradient within the switching area