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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38272-2019 |
Safety of machinery—Guidelines for safety upgrading of machinery 机械安全 机械设备安全升级指南 |
China National Standards upgrading |
 English PDF |
| GB/T 38272-2019 |
Safety of machinery—Guidelines for safety upgrading of machinery 机械安全 机械设备安全升级指南 |
China National Standards upgrading |
English PDF |
| GB/T 35062-2018 |
Terms on low rank coal upgrading technology 低阶煤提质技术术语 |
China National Standards upgrading |
English PDF |
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