ScienceJohn Michels (Journalist) 1946 |
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Стр. 158
... changes in either of these factors will necessitate changes in the proportions of the components of the mixture if the white is not to be altered , and such adjustments are most undesirable in a manufacturing process . CONCLUSION The ...
... changes in either of these factors will necessitate changes in the proportions of the components of the mixture if the white is not to be altered , and such adjustments are most undesirable in a manufacturing process . CONCLUSION The ...
Стр. 298
... change there is only a very small loss of mass . By this type of process U232 ( formed by the addition of a neutron to U232 ) changes into neptunium ( N293 ) . Then , by emission of another electron this changes into plutonium ( Pu ) ...
... change there is only a very small loss of mass . By this type of process U232 ( formed by the addition of a neutron to U232 ) changes into neptunium ( N293 ) . Then , by emission of another electron this changes into plutonium ( Pu ) ...
Стр. 448
... changes in the world . He observed that science writing for the general public is a steadying influence in a changing world because it helps people to anticipate changes in their lives before these changes are really upon them . This ...
... changes in the world . He observed that science writing for the general public is a steadying influence in a changing world because it helps people to anticipate changes in their lives before these changes are really upon them . This ...
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