preliminary sample

The early-warning model can distinguish the known sample data completely. After the preliminary use, the early-warning model can accurate distinguish almost the unknown sample data.

预警模型对已知的样本数据可以完全判别，在初步使用后对未知样本数据的基本判断准确。

According to the" Education resources construction technology speciafication", it has some preliminary evaluation on part of digital educational resource among all the teachers on sample schools.

按照教育部资源建设技术规范，实施全体教师对样本学校的部分数字化教学资源进行初步评价。

An introductory or preliminary message, sample, or overview; a foretaste.

介绍性或初步的信息, 标本或概述; 象征,预示.

The procedure involved that homogenization of the egg white sample, preliminary purification with sodium chloride, and chromatographic separation by the weak cation exchange column ( XIDACE WCX).

蛋清样品匀浆后，用氯化钠初步纯化，然后用弱阳离子交换柱XIDACE WCX分离。

The result of preliminary stability is good by keeping sample observation for three months.

经三个月留样观察,祛风颗粒的初步稳定性良好.