1、Water lily plants are key group on study of the flowering plant phylogeny.
2、These people are the key group China should show concern for in building an overall well-off society.
3、Solid-Liquid Separation Solid-liquid separation processes make up a key group of the unit operations. Some of them are extremely old, dating back thousands of years.
4、The President met Thursday with a key group of lawmakers who are working to find some middle ground about this pressing issue.
5、The key group of Hangzhou-Harvest Future has been engaged in research, development, manufacture and marketing of animal health products for almost10 years.
