Features: radiation rate stability, not temperature deformation, and pollution - free, corrosion - resistant, thermal inertia small, high thermal efficiency.
特点: 辐射率稳定 、 高温不变形 、 无环境污染 、 抗腐蚀 、 热惯性小 、 热转换效率高.
互联网
In the exchange rate stability and sometimes not as good as the euro instead of dollars.