《初级科学英语选读》求取 ⇩

1.HOW AUTOMOBILES WORK(Part Ⅰ)By［Jeanne Bendick］5

2.HOW AUTOMOBILES WORK(Part Ⅱ)8

3.THE CAR FACTORYBy［Jeanne Bindick］12

4.GRAVITYBy［J.Meyer］14

5.THE CHEMIST IN THE STEEL MILL(Part Ⅰ)By［Ira M.Freeman］16

6.THE CHEMIST IN THE STEEL MILL(Part Ⅱ)19

7.THE CHEMIST IN THE STEEL MILL(Part Ⅲ)20

8.THE CHEMIST IN THE STEEL MILL(Part Ⅳ)22

9.CHEMICALS THAT CURE(Part Ⅰ)By［Ira M.Freeman］25

10.CHEMICALS THAT CURE(Part Ⅱ)27

11.CHEMICALS THAT CURE(Part Ⅲ)29

12.CHEMICALS THAT CURE(Part Ⅳ)31

13.FUEL FOR THE HUMAN ENGINE(Part Ⅰ)By［Ira M.Freeman］33

14.FUEL FOR THE HUMAN ENGINE(Part Ⅱ)35

15.FUEL FOR THE HUMAN ENGINE(Part Ⅲ)37

16.FUEL FOR THE HUMAN ENGINE(Part Ⅳ)39

17.FUEL FOR THE HUMAN ENGINE(Part Ⅴ)42

18.THE CHEMIST BUILDS MOLECULES(Part Ⅰ)By［Ira M.Freeman］44

19.THE CHEMIST BUILDS MOLECULES(Part Ⅱ)47

20.THE CHEMIST BUILDS MOLECULES(Part Ⅲ)49

21.THE CHEMIST BUILDS MOLECULES(Part Ⅳ)51

22.AN EXPERIMENT MORE THAN TWENTY-FIVE HUNDRED YEARS OLDBy［Alfred Morgan］52

23.ONE OF THE LAWS OF ELECTRICITYBy［Alfred Morgan］54

24.CONDUCTORS AND INSULATORSBy［Alfred Morgan］56

25.WHAT IS THE AMPERE?(Part Ⅰ)By［Aifred Morgan］60

26.WHAT IS THE AMPERE?(Part Ⅱ)63

27.INSIDE THE ATOM(Part Ⅰ)By［Alfred Morgan］65

28.INSIDE THE ATOM(Part Ⅱ)68

29.INSIDE THE ATOM(Part Ⅲ)70

30.RIVERS OF ELECTRONSBy［Alfred Morgan］73

31.BENEFICIAL USES OF NUCLEAR ENERGYBy［J.C.Hogg］76

32.NATURAL RADIOACTIVE ELEMENTSBy［Francis Curtis］80

33.ATOMIC FISSIONBy［Francis Curtis］83

34.DIFFERENT KINDS OF FOODS(Part Ⅰ)By［Julian Huxley］86

35.DIFFERENT KINDS OF FOODS(Part Ⅱ)89

36.THE USEFULNESS OF PLANTS(Part Ⅰ)By［Julian Huxley］91

37.THE USEFULNESS OF PLANTS(Part Ⅱ)94

38.THE USEFULNESS OF PLANTS(Part Ⅲ)96

39.THE USEFULNESS OF PLANTS(Part Ⅳ)97

40.GERMS OF DISEASES AND STERILIZATION(Part Ⅰ)By［Julian Huxley］101

41.GERMS OF DISEASES AND STERILIZATION(Part Ⅱ)104