搜索筛选:
搜索耗时0.0284秒,为你在为你在61,042,058篇论文里面共找到 3 篇相符的论文内容
发布年度:
Effects of fertilization on population density and productivity of herbaceous plants in desert stepp
[期刊论文] 作者：JieQiong Su,XinRong Li,HaoTian Yang,,
来源：Sciences in Cold and Arid Regions 年份：2014
In order to investigate the impacts of fertilization on population density and productivity on herbaceous plants in desert steppe, nitrogen(N), phosphorus(P), and N-P addition experiments were perform...
[期刊论文] 作者：SU Xinrong,MA Can,YUAN Xin,
来源：黑龙江科技学院学报 年份：2019
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
Accuracy and Efficiency Assessment of Harmonic Balance Method for Unsteady Flow in Multi-Stage Turbo
[期刊论文] 作者：ZHANG Zhen,MA Can,SU Xinrong,YUAN Xin,
来源：热科学学报（英文版） 年份：2020
With the relative movement of neighboring blade rows,flows in multi-stage turbomachinery are unsteady and periodic in time at the design condition.As an alterna...
相关搜索：
