... 品种退化 variety degeneration 品种保存variety preservation 品种比较试验 variety test ...
双语例句
1
The effect of varietypreservation methods were compared, and the experiments show that using the freeze dry method to long-term preserve caproic acid bacteria is better.
比较了己酸菌不同保存方式的保藏效果，实验表明采用冷冻干燥保藏法长期保藏菌种效果良好。
2
Sealing gasket sealed packaging for a variety of containers provide a reserve force, so that products can be more time to perfect the preservation of its quality.
密封包装封口垫片则为各种材料的容器提供了一个后备力量，使产品能够更长时间地保存了其完美的质量。
3
The present invention is useful in the preservation of hide quality of a wide variety of animals useful for tanning.