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6 | Marking 商标 |
7 | Material 材料 |
7.1 | Chemical and hygienic requirements 化学以及卫生要求 |
7.2 | Exposed surface condition and quality of coating 暴露的表面条件以及镀层的质量 |
8 | Dimensional characteristics 尺寸性状 |
9 | Leaktightness characteristics 密封性状 |
10 | Mechanical characteristics 机械性状 |
10.2 | Mechanical strength 机械强度 |
10.3 | Thermal shock test 热冲击测试 |
11 | Hydraulic characteristics 静水压性状 |
12 | Acoustic characteristics 声学性状 |
13 | Maintenance 保养 |
14 | Rotary connect 旋转连接 |