１，风险投资的规模较小，尚不能在高科技产业化方面起到主导作用。目前，我国风险资本的主要来源仍是财政科技拨款和银行科技开发贷款，投资主体单一，企业科技投入份额虽然有所上升，但尚未成为市场经济下的科技资金投入主体。在我国，科技投入的一半以上来自政府，可是政府 1, the scale of venture capital is small, yet it can not play a leading role in high-tech industrialization. At present, the main source of venture capital in our country is still the financial science and technology appropriation and bank science and technology development loans. The main investors are single and the share of investment in science and technology of enterprises has risen, but has not yet become the main body of investment in science and technology funds in the market economy. In our country, more than half of the science and technology inputs come from the government, but the government