利用软件技术构建硬件虚拟实验环境(VEE)是提高计算机硬件教学及实验效率、降低实验成本的一条有效途径。
Building hardware virtual experiment environment (VEE) by software technics is an efficient way to improve the efficiency of computer hardware teaching and experiment design.
今年太阳能发电经历了显著的进步，因为传统太阳能面板制造商不但降低了成本、提高了效能，而且实验室还推出了先进的面板原型。
Solar power saw significant advances this year, as conventional-solar-panel makers cuts costs and improved efficiency and laboratories rolled out advanced prototypes.
但是CATT实验室的科学家们正在试图降低这些成本。
But scientists at the CATT laboratory are trying to reduce those costs.
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