货物标记和编号，如适用，组件的识别符号或登记号。

Marks & Nos, of the Goods, if applicable, identification or registration number(s) Of the unit.

用登记号进行化学文献检索，是一种既简单又方便的检索途径。

It is a kind of simple and convenient way to search chemical documents by registry number.

这种类型组配被称为是人工操作的，因为在特征卡上写登记号是用手写的。

Is said to be manually operated, since the recording of the accession number onto the features card is done by hand.

为了防止损耗和误放，组织实验室也利用了涉及条码和登记号的计算机追踪系统来保护实验室安全。

The tissue library is also protected against loss and misplacement by a meticulous computer tracking system that involves bar codes and human-readable numbers.