I-LT - JC21 Umvavanyi wangaphakathi ovulekileyo osezantsi wokunqunyanyiswa
| Iiparamitha zobugcisa |
| 1. Isakhiwo: iprofayili ye-aluminium. |
| 2. Imo yokulawula: PLC + isikrini sokuchukumisa. |
| Vumelana nomgangatho |
| 1. Umgangatho: GB/T 24601-2009 |
| 2. Hlangana neemfuno zovavanyo ezi-5.3.4, 5.3.5, 5.3.7, 5.3.9 kunye no-5.3.10 ze-GB/T 24601-2009. |










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