The humanitarian food aid packets cost $ 4 to produce and have a shelf life of 18 - 24 months , the pentagon said 五角大楼还说，人道援助食品每包的生产成本是4美元，保存期是18到24个月。
Storage : to be kept in a cool place . quality guarantee for one year and storage period one and a half years 贮藏指南：本品宜存于阴凉处，溶液如出现少量沉淀，摇匀后仍可食用，不影响效果，保质期一年，保存期一年半。
Mineral makeup has a stable chemical structure , without talc or starch . fillers . they have a longer shelf life of three years 矿石彩妆的化学结构很稳定，不易产生变化，保存期较一般化妆品长得多，基本上保用三年毫无问题。
According to the zero - growth theory of library collection , this paper approaches the retention period about the back number of periodicals in library 摘要本文依据“藏书零增长理论”对图书馆过期期刊的保存期问题进行探讨。
Accuracy and duration of retention this provides that personal data should be accurate , up - to - date and kept no longer than necessary 个人资料的准确性及保留期间订明所保存的个人资料必须是准确和最新的资料，而保存期间不得超过实际需要。
Yellow powder insect stem article certain fat f aridity , smash insect powder , can prolong conservancy period and raise albumen content and quality 黄粉虫干品经技术方法提取一定脂肪后的干燥、粉碎虫粉，可以延长保存期并提高蛋白含量与质量。
Processing also extends the shelf life of some foods and protects other types of foods from being contaminated by microbes that cause food poisoning 食物料理也延长了一些食物的保存期限，而且使得一些食物免于被引起食物毒害的微生物所污染，譬如
The preservation periods regarding the food depend on the initial freshness of the products , the way they are prepared and whether or not the vacuumsaver is used correctly 食物的保存期限是根据它原本的新鲜度、准备的方法及有否正确使用真空存盒。
A documented procedure shall be established to define the controls needed for the identification , storage , protection , retrieval , retention time and disposition of records 应建立文件化程序以定义记录的识别、储存、取用、保护、保存期限与处置方式。
A documented procedure shall be established to define the controls needed for the identification , storage , protection , retrieval , retention time and disposition of records 应编制形成文件的程序，以规定记录的标识、贮存、保护、检索、保存期限和处置所需的控制。
