序号

频次

关键性

关键词

序号

频次

关键性

关键词

1

230

1249.59

china

16

57

302.47

new

2

133

717.79

tibetan

17

57

302.47

world

3

107

575.51

national

18

56

297.02

snow

4

106

570.04

qinghai

19

54

286.13

first

5

104

559.1

park

20

50

274.06

yushu

6

96

515.37

local

21

51

269.79

species

7

84

449.79

conservation

22

48

253.46

three

8

82

449.56

sanjiangyuan

23

46

242.58

land

9

74

395.19

province

24

46

242.58

wildlife

10

71

378.82

people

25

44

231.7

nature

11

69

367.91

area

26

44

231.7

protection

12

68

362.45

government

27

44

231.7

river

13

67

356.99

plateau

28

43

226.27

animals

14

63

335.18

chinese

29

43

226.27

ecological

15

62

329.73

region

30

43

226.27

more