管路弯折处摩阻损失的英文

loss in bends

• 管路:    pipeline; canal; c ...
• 弯:    curved; bent; croo ...
• 折:    roll over; turn ov ...
• 处:    place
• 摩:    rub; scrape; strok ...
• 阻:    block; hinder; imp ...
• 损失:    lose