"Formulas " CNS Standards List| Seamless Steel | Cam Operated | Test conditions | Losse Fill | 660V Multi | Steel Decks | n Propyl | Unfinished Square | |
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CNS 5981
2022 Edition The Basic Formulas for Gears Calculation 齒輪計算之基本公式 |
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CNS 5981
2020 Edition The Basic Formulas for Gears Calculation 齒輪計算之基本公式 |
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