Oil Film Bearing (Journal Dan Thrust Bearing / Hydrodynamic Bearings) Tanggal 14 Jul 2020-17 Jul 2020 10 Agust 2020-13 Agust 2020 15 Sep 2020-18 Sep 2020 12 Okt 2020-15 Okt 2020 09 Nop 2020-12 Nop 2020 15 Des 2020-18 Des 2020 Tempat Hotel Kagum […]
Continue readingTag: Pengenalan dasar safety permit system
