[铁路] 均衡滑阀弹簧 equalizing slide valve: 均衡滑阀slide valve spring: 滑阀弹簧equalizing spring: 均衡弹簧; 平衡弹簧equalizing valve: 均压阀; 平衡阀equalizing buffer spring: 均衡缓冲弹簧下载手机词典可随时随地查词查翻译
