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:




:

































 

 

 

 


V.




, , . , 1,7 , , (. . . , 1960, . 12). , . . , , , (1935, XI, . 6). , , . , . . . , , , , (. 12), , , , , , , , , ( . ). , , , ( ) , . , - , , , , . What is a bird? (), (, 1934, XI, . 3).

- . ,


, (, 1959, . 14).

. , , . , with. , , (.., 1953, . 14).

. .

, . , , . . , , .

, , - : it was decided, it has been found expedient, it is to be noted, it is necessary, it is important, care must be taken. . . , , 29,4% 4,23% (. 9). . (1962, . 159) , ( 10%), ( 2%). , : 1 6 1 5.

(). : In Table I are listed the data obtained. Working under hard conditions were all the early students of this new field of metallurgy. Also of importance is the secondary effect. Considered in the next section are the most important conditions of the reaction.





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