Unverified85% confidenceDecision RuleTime unknown
清理马桶、坐便器主排污管（φ100-110mm）需钢缆直径≥12-16mm、长度≥15m，且电机功率≥500W才能带动长钢缆的阻力
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Unverified家用清理厨房地漏、洗手盆等φ32-50mm管道，选钢缆直径6-8mm、长度5-10m即可；直径过大的钢缆在小管径中无法转弯，反而卡死83% similarUnverified家用厨房/卫生间管道选钢缆直径6-9mm、长度10-15米即可覆盖90%堵塞点；地漏/洗手盆选6mm，主排污管选9-12mm，钢缆过粗会卡在弯头处81% similarUnverified适用管径范围要看钢缆搭配的钻头，同一台机常配25-100mm多档钻头，管径超过110mm的主排污管需专业级弹簧钻缆机而非家用小型机78% similarUnverified线缆长度5米适合车位规整场景，充电口在车尾但插座在墙侧时建议7-10米；线缆越长内阻越大，长线机型截面积应≥2.5mm²以避免压降和发热76% similarUnverified钢缆长度选择应比实际堵点距离多留2-3米余量，家用一般10-15米够用，选25米以上超长缆会显著增加回缆缠绕和操作重量75% similar
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