一般(bān )来说,有500,600,800,1000,1200,甚至2000,2500等,具体多少得根据(jù(💅) )自身条(tiáo )件来(lái )确定(🍙)。就举个简(jiǎn )单的例(🕺)子:(🗨)身[展开全部]
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