age class

同根派生

英汉例句

• The 1st age class rhizome emerges at mid of growing season.
  1龄根茎是在生长季中期开始形成的。
• At this age, the biomass of the age class is maximum.
  在这个年龄，年龄组的生物量是最大的。
• Among them, 35~age group was the maximum of death age class, constituting 29.1% of constitution of causes of death.
  死亡年龄组以35岁的年龄段为最高;占死因构成的29.;1%25。
• The dry matter storage and water soluble sugar content in older age class rhizomes increased with year.
  高龄级根茎的干物质贮量和水溶糖含量有一个逐年累积的增加过程。
• The dry matter storage and water soluble sugar content in P. communis rhizomes increased in quadratic with increasing age class.
  随着龄级的增加，芦苇种群根茎的干物质贮量和水溶糖含量均呈二次曲线变化。