Piston rings? No problem New piston rings for refrigeration compressors - PDF (Russian)
Copyright (c) 2022 Afonsky V.P., Vetrenyuk S.T.
This work is licensed under a Creative Commons Attribution 4.0 International License.
Copyright (c) 2022 Afonsky V.P., Vetrenyuk S.T.
This work is licensed under a Creative Commons Attribution 4.0 International License.