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

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。

youdao

Another effective fix is the electronic tracking of medications and patients with radio-frequency identification (RFID) tags or bar codes.

另一种有效的办法，是利用药物治疗的电子追踪、和病人身上配戴的电子标签(radio - frequency identification, RFID)或条码。

youdao

You can set your own water consumption goal (in plain old litres), with a bar tracking your progress, and the total amount drunk can also sync to Fitbit's app.

你可以设定个人水摄入目标(以普通的度量单位“升”计)，有一个进度条追踪你的进程，饮水总量也可以同步到Fitbit的应用上。

youdao

Colorado already has intensive rules aimed at keeping its medical marijuana market in line, including the digital tracking of cannabis, bar codes on every plant, surveillance video and manifests of all legal pot shipments.

NPR: Wash. Vows To Try To Keep Weed In State _ But How?

Gerrard came close to opening the scoring when he collected a Torres pass and curled a dipping first-time strike towards goal, only for a back-tracking Brad Friedel to tip it over the bar.

BBC: Aston Villa 0-1 Liverpool

Chicago-based startup revolutionizes the way people go out at night by automatically tracking and revealing the number of people in a bar, the male-to-female ratio, and the average age of each customer, in real-time, with no need for user participation.

ENGADGET: SceneTap app analyzes pubs and clubs in real-time, probably won't score you a Jersey Shore cameo