Change walking beam guide structure from slide bush type to glide orbit type, make walking beam move more dexterously and nimble, and with good movement rigidity.

行走梁移动导向结构由以往的滑套式改为滑动导轨式，便得行走梁运行更轻巧、灵活，运动刚性好。

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The dumbest, most destructive economic policy of the Bush Administration has been its weak-dollar position--letting the dollar slide in value against the euro, the yen, the pound and gold.

FORBES: Magazine Article

Investors voted down Bush, and with Obama seeking to one-up our previously failed president on all counts, markets continued their downward slide.

FORBES