GB/T 25516-2010
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units loss, fiow noise and total pressure loss 声学 管道消声器和风道末端单元的实验室测量方法 插入损失、气流噪声和全压损失 |
GB/T 16656.11-2010
Industrial automation systems and integration - Product data representation and exchange - Part 11: Description methods:The EXPRESS language reference manual 工业自动化系统与集成 产品数据表达与交换 第11部分:描述方法:EXPRESS语言参考手册 |
GB 25517.2-2010
Mining machinery - Safety signs - Part 2: Symbols for hazard pictorial 矿山机械 安全标志 第2部分:危险图示符号 |
GB 10395.18-2010
Agricultural and forestry machinery - Safety - Part 18:Reel machines for irrigation 农林机械 安全 第18部分:软管牵引绞盘式喷灌机 |
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