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玫瑰花存放 1月余仍然艳红欲滴，青椒、青菜等储藏二三十天还绿意盎然。上海专家发明的一项真空冷却气调新技术，解决了果品、蔬菜、花卉的保鲜难题。 国家级有突出贡献专家、上海交通大学教授孙企达，潜心研究 8年多，设计了一套 VAC－ 3真空冷却气调保鲜装置。这套集真
Rose more than 1 month storage is still red to drip, green pepper, vegetables and other storage twenty or thirty days also green. Shanghai experts invented a vacuum cooling gas new technology to solve the fruit, vegetables, flowers preservation problems. National outstanding experts, Shanghai Jiaotong University, Professor Sun Qida, painstaking research for more than 8 years, designed a set of VAC-3 vacuum cooling air conditioning preservation device. This set really