Liu Chunhai was born in 1966 and studied printmaking at the Art College of Harbin Normal University.
刘纯海生于1966年，毕业于哈尔滨师范大学美术系版画专业。
One day, Wang Jinxi asked Jing Chunhai:"I wholeheartedly want to drill fast, but I still do not drill fast."
一天王进喜问景春海：“我一心想打快，但还是不快。
The thesis "Research and application of water-saving irrigation technology on Weifang area high-quality flue-cured tobacco" is guided by Professor Shi-chunhai and Lianghongbo.
本论文《节水灌溉技术在潍坊地区优质烤烟生产中的研究与应用》是在石春海教授和梁洪波研究员的精心指导下完成的。
The thesis "Research and application of water-saving irrigation technology on Weifang area high-quality flue-cured tobacco" is guided by Professor Shi-chunhai and Lianghongbo.
本论文《节水灌溉技术在潍坊地区优质烤烟生产中的研究与应用》是在石春海教授和梁洪波研究员的精心指导下完成的。
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