The last is the benefit brought to purchaser, and the parameters are established from research and development risks, invisible income, nonphysical wear, monopoly, etc.
三是给需求购买方带来的效益，并从研发风险、无形收益、无形损耗、垄断性等角度来设定参数。
The last is the benefit brought to purchaser, and the parameters are established from research and development risks, invisible income, nonphysical wear, monopoly, etc.
三是给需求购买方带来的效益，并从研发风险、无形收益、无形损耗、垄断性等角度来设定参数。
应用推荐