In this Olympic Games, the Chinese team played a high level of confidence shot, morale and psychological qualities have made great improvement.
本次奥运会中国队发挥了较高的水平，打出了信心，精神面貌和心理素质都有了较大的提高。
In today's world, environmental issues increasingly become the object of attention around the world, the countries have all made a great efforts in environmental protection and improvement.
当今世界，环境问题越来越成为世界各国关注的对象，各国在环境保护与改善方面也都作出了很大努力。
The machines are made great improvement according to the practical experience that other companies do not have.
机器根据实用经验以做重大改进，是其他同样企业不具备的。
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