. 1.
: 42-44
:
400 . /
2,5
...
.
http://gouzhenjj.blog.163.com/blog/static/17154161...47/?suggestedreading&wumii
( )
: 38-40
(55% , 45% , 300 /100 ) - 500 ,
2.
>>
: 40/42 (46/48)
600 (700) (65 % , 35 % , 135 /50 );
2,5.