![]() Chemical analysis methods and determination of physical performance of aluminium hydroxide - Part 2: Determination of loss of mass at 300℃ and 1000℃ 氧化铝化学分析方法和物理性能测定方法 第2部分:300℃和1000℃质量损失的测定 |
![]() Petroleum and natural gas industries - Design and operation of subsea production systems - Part 9: Remotely operated tool (ROT) intervention systems 石油天然气工业 水下生产系统的设计与操作 第9部分:遥控操作工具 (ROT) 维修系统 |
![]() Sensory analysis - General guidance for the design of test rooms 感官分析 建立感官分析实验室的一般导则 |
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