人造气氛腐蚀试验 一般要求
Corrosion tests in artificial atmospheres-General requirement
检测标准
声学机动车辆定置噪声声压级测量方法
Acoustics-Measurements of sound pressure level emitted by stationary roadnvehicles
声学 噪声性听力损失的评估
Acoustics-Estimation of noise-induced hearing loss
声学水声材料样品插入损失、回声 降低和吸声系数的测量方法
Acoustics-Measurement methods of Insertion loss,echo reduction and soundnabsorption coefficient for underwater acoustical material samples
声学标准超声功率源
Acoustics-Standard ultrasonic power source
国际贸易单证样式第1部分:纸质单证
Layout key for international trade documents-Part 1: Paper-based documents
城市地理要素编码规则 城市道路、道路交叉口、街坊、市政工程管线
Coding rules for urban geographical features-City roads,road intersections, blocks and municipal pipe lines
贸易单证中代码的位置
Location of codes in trade documents
国际贸易单证样式第3部分:应用指南
Layout key for international trade documents-Part 3:Application guidelines
塑料薄膜静电性测试方法半衰期法
Test method for electrostatic properties of plastic films-Half-life method
