fast-growth 基本例句 速生性 The results showed there are rich and popular variation in many quantity characters such as fast-growth, resistance, adaption, and biological volume among clones of Salix psammophila. 研究结果表明，在沙柳无性系间速生性、抗逆性、适应性和生物量等数量性状存在丰富而广泛变异； http://dj.iciba.com