To go skateboarding all you need is a board and your own two feet.
滑板需要的只是一块滑板和你自己的双脚。
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U.S. lumber production peaked at 40.5 billion boardfeet in 2005 and plunged to 23.4 billion in 2009, according to Western Wood Products Association and Southern Forest Products Association estimates.
All foot machine, automatic machine PC boardfeet cut, cut legs pushing machines manually solder equipment, hand Baptist tin stoves, printer, Tool Grinder.