低重心的設(shè)計, 提高了天平的穩(wěn)定性.Design with low gravity center, the stability of the balance is improved.失去重心的我,無法平衡,放縱自己.最輕快的腳步.I lost focus and can not balance its own indulgence.文章還發(fā)現(xiàn),中國經(jīng)濟重心的遷移存在幾個特殊的規(guī)律.And we has also found some e...