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检测结果不能溯源到国家基标准的,实验室应提供设备比对、能力验证结果的满意证据。
《哈尔滨客运段运输安全生产责任追究办法(试行)》规定,发生旅客列车铁路交通一般D类事故(D21事故除外),给予负有管理责任的直接责任班组长行政记大过处分并离岗培训2个月以上。
流体中某点的真空值pv为75000Pa,当地大气压为0.1MPa,该点绝对压强为()。
经济政策是指用以达到经济目标的方法。
我国控制温室气体排放的行动目标指出,到2020年,我国单位国内生产总值二氧化碳排放比2005年下降( )。
四显示自动闭塞区段出站色灯信号机的显示?
正规性科学活动的指导应做到()
在人们所知道的偏晶相图中,反应产生的固相α的量总是()反应产生的液相L2的量
( )是中国最大的内陆淡水湖。
流量孔板是靠孔板两侧的压力差来测定流量的。
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