GB/T 17934.1-1999印刷技术 网目调分色片、样张和印刷成品的加工过程控制 第1部分;参数与测试方法Graphic technology—Process control for the manufacture of half-tone colour separations,proof production prints—Part 1:Parameters and measurement methods
ASTM C1532/C1532M-2021Standard Practice for Selection, Removal, and Shipment of Manufactured Masonry Units and Masonry Specimens from Existing Construction
YD/T 1973.1-2009800MHz/2GHz cdma2000数字蜂窝移动通信网 多媒体域(MMD)系统设备测试方法 第1部分:会话控制类设备800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method - Part 1: Call control equipments