the many space model 多空间模式
It is a business model probably unsuited for many other countries, so the bet for investors is on growth in China's e-commerce market and eventual consolidation in the delivery space.
它可能不适合其他很多国家，因此投资者赌的是中国电商市场的增长和快递领域最终的整合。
There are many parameters in the ecosystem model. The variability of parameters at different space-time scales resulted in uncertainties.
生态系统模型一般参数较多，且在应用时存在时空尺度问题，易产生不确定性。
应用推荐