水泵就工作幾秒鍾,阻力跟口徑三次方成反比,就算小一半,那一吋不到的接頭也就相當於管子長8吋
所有跟帖:
• 何況軟管是撐開來裹在barb接頭,內徑隻怕一點都不小 -周老大- ♂ (0 bytes) () 12/03/2023 postreply 10:04:39
• 何況軟管是撐開來裹在barb接頭,內徑隻怕一點都不小 -周老大- ♂ (0 bytes) () 12/03/2023 postreply 10:04:39
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