The Technology Demonstration of Portable Forced-Air Pre-cooling;
移动式差压预冷机的研制与示范初报
Effects of pre-cooling conditions on qualities of strawberries with different maturity levels;
预冷条件及采摘熟度对草莓品质影响的研究
Study on pre-cooling of fruit and vegetable in mini-cold storage;
微型冷库内送风方式与果蔬预冷的研究
Discussion of precooling operation of propylene jar at low temperature;
对低温丙烯贮罐预冷操作的探讨
Analysis of cold air fluid field in precooling-box for pressure-difference precooling of tomatoes;
番茄压差预冷箱内流场分析
The effect of the different precooling and vase solution on preservation of Iris xiphium L. var. hybridum cv. Rosarlo after cutting;
不同预冷方式及保鲜液配比对荷兰鸢尾切花采后保鲜的影响
To master the liquid helium transfer method correctly is of a great important sig-nificance in economy for reduction of the liquid helium precool amount, full use of the liquidhelium cool amount and increase of the transfer efficiency of liquid helium In this paper the construction and use demands of the liquid helium transfer tubes,liquidhelium precool and transfer methods are presented.
正确掌握液氦输送方法，对减少液氦预冷量、充分利用氦气冷量和提高液氦输送效率有着十分重要的经济意义。
3Cr2W8V hot work die steel was pretreated by rapid precooling annealing process instead of traditional annealing process.
采用快速预冷退火工艺取代传统退火工艺,对3Cr2W 8V热作模具钢进行了预处理。
Design of vacuum pre-cooling van for vegetable farming;
蔬菜田间真空预冷车设计
In this paper, the vacuum pre-cooling experiments with cabbage, radish and murphy have been conducted.
针对白菜、萝卜、土豆三种蔬菜,进行了真空预冷实验,分析了真空室内压力、蔬菜大小、蔬菜表面洒水等因素对蔬菜真空预冷的影响,为真空预冷工艺改进和预冷技术的推广应用提供参考。
In this experiment, the vacuum pre-cooling experiments on the three types of vegetables have been conducted and the comparisons of temperatures among Chinese cabbage, cabbage and potato at different inside depths versus time and the effects of the pressure in vacuum container on vacuum pre-cooling for different vegetables have been carried out.
本研究针对三种不同类型的新鲜蔬菜进行了真空预冷实验。