standard sum标准和
standardn.标准;规格;水准;军旗adj.标准的;普通的;规范的;权威的
standard maintaining test block标准养护试块
standard procedure instructions标准作业说明
Standard for Ovens and Furnaces烘箱与熔炉标准
Standard of English and Chinese水准却下降
standard time-signal emission标准时间信号发送
Standard Lenses of Vertex Power顶焦度标准镜片
standard low-dosage urography标准低剂量尿路造影(术)
standard normal random variable标准正态随机变量