period hardening的意思|示意

B. Maintain rammed earth with minimal moisture loss at relatively constant temperature for period necessary for hydration of cement and hardening of rammed earth.

在相对稳定的温度下，确保夯实墙的最小湿度，以保证水泥的水化和夯实墙的硬化。

The easy-clean effect can only be tested after this hardening period.

易清洁效果只能在硬化后进行测试。

The hardening state of an instant bond can be maintained at an optimal level since it will be pressed automatically within a certain time period after a bonding.

由于粘结点胶后确定时间内自动施压，固化状态能维持最佳粘结力水平。

Leather strap not to mention, perspiration premature corrosion will make the belt hardening cracking, normal maintenance should avoid wearing sweat rainy period belt table.

皮表带就更不用说了，汗渍的腐蚀会使皮带过早硬化开裂，正常保养应该避免多汗多雨时期戴皮带表。

During the tobacco hardening period bed of tobacco seedling was the falling target of alate aphids and was the main resource of tobacco virus spread by aphids.

炼苗期烟草苗床是传毒介体有翅蚜着落的靶子中心，是烟田蚜传病毒病的主要初侵染源，为防治烟草蚜传病毒病的关键时期。

The content of polysaccharide, flavone, amino acids, and alkaloids is lowest in period of the seedling hardening of Anoectochilus roxburghii.

练苗期瓶苗金线莲多糖、氨基酸、黄酮、生物碱含量均表现最低。