内容简介
19.Chairman Mao Tse-tung Talks with Guests from Asia,Africa and Latin America&(A.R.)
(Same as above)&(S.R.)
20.The Solar System&(A.R.)
The Sun;U S.S.R Builds Solar Boiler&(S.R.)
21.The Thought of Mao Tse-tung is the Victoriou Banner of the Great Revolution of the Chinese People&(A.R.)
(Same as above)&(S.R.)
22.The Chemist in the Steel Mill&(A.R.)
(Same as above)&(S.R.)
23.Inside the Atom&(A.R.)
Eyes That See Through Atoms&(S.R.)
24.The Technical Transformation of China's Agriculture&(A.R.)
(Same as above)&(S.R.)
25.The Properties of Gases&(A.R.)
Gas Analysis&(S.R.)
26.Electricity Today&(A.R.)
(Same as above)&(S.R.)
27.Agriculture:Foundation of the National Economy&(A.R.)
(Same as above)&(S.R.)
28.The Physical Properties of Substances&(A.R.)
The Nature and Properties of Matter&(S.R.)
29.Elements,Compounds and Mixtures&(A.R.)
Elements,Elementary Substances and Compounds&(S.R.)
30.Long Live Leninism&(A.R.)
(Same as above)&(S.R.)
31.Satellite Will Be Useful&(A.R.)
Earth Satellite,The Second Artificial Earth Satellite&(S.R.)
32.Heat,Steam,and Power&(A.R.)
(Same as above)&(S.R.)
33.Northeast China—Heavy Industry Base&(A.R.)
Everyone a Geologist&(S.R.)
34.China's Chemical Fertilizer Industry Leaps Forward&(A.R.)
(Same as above)&(S.R.)
35.Radioactive Elements&(A.R.)
Radioactivity;What is An Isotope?&(S.R.)
36.Ultrasonics&(A.R.)
Ultrasonic Waves in Our Life&(S.R.)
37.New Atomic Reactor and Cyclotron&(A.R.)
Atomic Fission&(S.R.)