???????????????????????????
??????????????(????)??
1600??? ?????????????????**
1600-1700 ??????????3W???????С?2W?????????4W?????????
1700-1800 3W????? 4W??? 4W5????????
1800-1850 3W5????? 4W????? 4W5????????
1850-1900 4W????? 4W5??????? 5W???? ????
1900-1950 4W?????е???? 4W5???? 5W??? 5W5???? ????
1950-2050 ?????????
2050???? ??????
??????????????(???)??
1600???? 2W
1600-1700 3W
1700-1800 3W5
1800-1850 4W
1850-1900 4.5W
1900-1950 5W
1950-2000 5.5W
?????????????????????
??????п???????????????????α??????????β???????ж?????????????……????????????????XXX?????????????????????
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PS??????????????????????????????????????????????????????????