大家都搜:
群体试验
1、chromatography experiment───色谱实验
2、experiment───v.尝试;试验;进行实验;n.实验,试验;尝试
3、aging population───老年人口;老化人口
4、social experiment───社会实验
5、hungary population───匈牙利人口
6、netherlands population───荷兰人口
7、factorial experiment───[数]析因实验;因子试验
8、sampled population───抽样总体
9、population───n.人口;[生物]种群,[生物]群体;全体居民;[统计学]总体
1、A field experiment was conducted to study effects of root pruning at returning green stage on population structure, soil water and yield formation of winter wheat.───通过田间试验研究了返青期不同程度根修剪处理对冬小麦群体结构、土壤水分及产量形成的影响。
2、experiment conducted in the southern state of Kerala found that a sudden fall in the bee population was caused by towers installed across the state by cellphone companies to increase their network.───在印度南部喀拉拉省进行的实验发现,当地蜜蜂数量突然减少,是行动电话公司为扩大网路在该省各地设立基地台造成的。
3、SINCE 1979 China has undertaken a bold demographic experiment to reduce its population growth, placing a limit on the number of children many couples can have: one.───从1979开始,为降低其人口的增长,中国实施了一场勇猛的人口实验,限制许多夫妻所能生育的数:一个。