The ratings agencies failed to sound the alarm in time on the risks carried by U.S. subprime mortgages and the securitized and derivatives products based on them.
对于美国次级债及其证券衍生品携带的风险，评级机构并未及时发出警告。
A kind of intelligent monitor system applied to the infant incubator is proposed, which can monitor temperature and humidity all the time and give an alarm in time.
本文阐述了加强医院婴儿暖箱安全管理的重要性，介绍了所研制的一种婴儿暖箱温度监控装置的原理和使用，从而大大提高了婴儿暖箱使用的安全性。
Laser reconnoitering and alarming is that regards laser as the information carrier, finds enemy photo electricity equipments, obtains their information and gives an alarm in time.
以激光为信息载体，发现敌光电装备、获取其情报并及时报警的军事行为称为激光侦察告警。
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