bett

bett 基本解释

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bett 词组短语

• Bett lead-refining

bett 双语例句

1. 1、 The results also indicate that anti-feeding rate and death rate as well as growth inhibition rate of armyworm have correspondingly changed with the concentration change of the extract: the higher the concentration of extracts applied on armyworm, the bett
   研究还表明，随乙酸乙脂萃取物浓度的变化，粘虫的拒食率、死亡率及生长发育抑制率都会有相应变化。且随着萃取物浓度的增加，对粘虫的拒食作用增强。
2. 2、 We're King bett america.
   我们使美国的明天更好。
3. 3、 The need for schools to prepare for21st century learning was top of the agenda at this year's bett conference.
   本年度英国教育技术展的首要任务是让学校为21世纪的学习做好准备。