Local weather forecasters issued the first red rainstorm alert of the year - the highest on the 3-level warning system.
上海中心气象台发布了今年以来首次最高级别的暴雨红色预警信号。
Beijing and much of industrial northern China are in the midst of a "red alert," the highest level in China's four-tiered pollution warning system.
北京及许多中国北方工业城市目前处于“红色预警”状态，这是中国污染预警系统四个级别中的最高阶。
Early warning system of unemployment include: the warning level of unemployment, early warning signal systems of unemployment, contingency plans for the unemployed and the committee of Experts.
失业预警系统主要包括：失业警戒线、失业预警信号灯系统、失业应急预案和失业预警专家委员会。
So using early warning system used in practice, production can be directed by economic benefits so as to improve the management level of enterprises.
将本系统应用在实际中，能够达到以经济效益指导生产的目的，进一步提高企业的管理水平。
The early warning signal system of unemployment is based on the level of unemployment cordon, in different "light zone" has the appropriate contingency plans for the unemployed;
失业预警信号灯系统是根据失业警戒线的层次划分建立起来的，在不同的“灯区”有相应的失业应急预案；
The early warning signal system of unemployment is based on the level of unemployment cordon, in different "light zone" has the appropriate contingency plans for the unemployed;
失业预警信号灯系统是根据失业警戒线的层次划分建立起来的，在不同的“灯区”有相应的失业应急预案；
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