[1] | Opt,.Eng.1980,Vol,19,No,5,P,783, |
[2] | 《中国激光》,1986年,第7期,第434页. |
[3] | J,Metal,1982,No,6,P,24, |
[4] | Metals Technology,1979,No,12,P,456. |
[1] | Opt,.Eng.1980,Vol,19,No,5,P,783, |
[2] | 《中国激光》,1986年,第7期,第434页. |
[3] | J,Metal,1982,No,6,P,24, |
[4] | Metals Technology,1979,No,12,P,456. |