motivity

Investment activity is the essential motivity of development of productivity, improvement of substantial civilization and melioration of people's living standard.

投资活动是促进生产力,社会物质文明程度,改善人民生活平的主要经动力。

Electric power is the foregoer of national economy development, providing strong motivity for the rapid progress of our country.

电力是国民经的先行,为国家的快速供着强劲的动力。