梁衡谈报纸副刊 Media

平衡梁 [建] balance beam ; Schwinge ; compensating beam ; rocker beam

游梁平衡抽油机 beam-balanced pumping unit

抽油机游梁平衡重量 beam counterbalance

游梁平衡块 walking-beam counterweight ; beam counterweight

适当调整刹带平衡梁 Adjust the brake band equalizer beam properly

平衡梁式悬挂 walking beam suspension

小平衡梁 lower equalizer

游梁平衡 beam balance

中平衡梁 intermediate equalizer