人???
人???????顱?λ???ι??????Ρ硱С?????С???????????????????С??????
??
?????С????????λ???λ???硱人??п?????????С???????????????????桢??????Ч
?
??3??????????С??′??λ??????3????????С???λ?????????????????????????2?????????????????????С????ì????????ο????С?????y???????10?С????????С?? 人??￡??260???С?????????
?????ü?????????????С????????С???????????С???????λ??÷оС?????漰????????????г??棻?????漰????籣????????????о??飻??Э?λ?Э?????????????????????λ???????оЭ????????й???Эн???????????????????о?????-??-??-ж???????
?Ч?Ч???У?????乤???Ч?裬о???С???????????????????????塱?г???????????????????25м?4мн䶮???????????100~?????????о??????С????????????о???С??????ó2.2???С??????2??䶮й????????С??????3????Χ????3.76?????С??????Чκ???????????Ч?????????嵥????????й?????λ??γ?????????????????????????????????
?Ч
?????????????????С??′???÷Χ????人·硣??С???????С???е???????л??й??人???20y????40?α????
