Safecast's fixed sensors and mobile units, which identify "hot spots" by going from schoolyard to sandpit, seek to fill a gap in the official information.

Safecast 的固定感应器以及移动感应器——从校园到沙坑等“热点地区”都能感应到——正尽力填补政府信息的空缺。

youdao

Some are mobile units Shared by a number of schools.

其中一些是流动性的，为几所学校共用。

youdao

The algorithm can reduce the multipath interference for the mobile units.

该算法可减小移动用户的多径干扰。

youdao

And mobile units are being used around the country not just for sheep and cattle.

VOA: special.2010.08.03

Right now,officials say nine groups are operating federally approved mobile units.

VOA: special.2010.08.03

The United States Department of Agriculture,the USDA, is helping farmers to pay for and operate mobile slaughter units.

VOA: special.2010.08.03

The breast screening machines are housed in mobile units run by Princess Alexandra Hospital in Harlow.

BBC: Essex

In four out of five cases the mobile units send a purchase order directly to the manufacturer.

FORBES: Profit in a big orange box

The tribesmen attacked the enemy with small, highly mobile units, forcing it to defend itself along a huge front.

ECONOMIST: Lawrence of Arabia