"Application maintenance " CNS Standards List| Fitting Dimensions | Vacuum brake | Determination Ester | Pocket Compasses | Grading rules | Reliability tests | Polyvinyl Chloride | Protection against | |
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CNS 13933
2018 Edition Application of maintenance principles to ISDN primary rate accesses 整體服務數位網路原級速率接取維護原則應用 |
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