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??????? ??????? ?????????? ?? ???????? ?? ????? microencapsulated.???? ??? ?? ????? ?? ?????? ???.???????? ???????????? ??? ?? ???? ????, ??? ?? ??? ????? ??????? ?????? W-Ni-Fe ?? W-Ni-Cu ?? ????? W-Ni-Cu-Fe, ??????????? ???????????? Co, ??, Cr, ???? ?? ??? ????? ???? ????? ???? ??? ??? ?????? ????? ??? ?? ???? ???? ? 50% ???? ??? ??????.????? ??????? ???????? ????? ???????????? ?? ??? 90 ? 98 ????? ????? ?????? ????? ???? (??? 16.5 ??"? ? 18.75 / g).?, ????, ????, ????? ?????? ?????? ?????, ??? ?????? ?? ????? ??????? ?????? ??? ?? ????????????? ??????? ?????????? ??? ??????.????? ???? ??? ???? ??????? ?????, ???? ?? 7Ni: 3Fe ?? 8Ni: 2Fe (??? ????).?????? ????? ??????????? ??????? ??????? ??? ???? ????? ?? ???? ?????? ?? ????? ???????, ?????? sintering ?? ???? ???? ??? ?????? ????? ???? ???.?????? ?????? ??? ???? ??? ??????? ?????? ????? ????? ??? ?????, ??????? ??? ????? ????? ????? ??????? ?????? (20-60μm) ??????? ? ?????? ??????.?????? ??? sintered ????? ?????? ????? ???? ????? ???? ?? ??? swaging ????????, ??????? ??? ????? ?????? ?? ??????? ?????.???? ???????? ???????? ???? WHAs (??????? ??????? ???) ?????? ??? ??? ??-W-Ni ?? ??????.???????? ???? 93W-4.9Ni 2.lFe-95W ?-4Ni-LFE ??????? ?????? ???????.?????? ?? ????? ?? ?????? W-Ni-Fe ??? ???? ????? ????? ?? ?? ???? ??? ??????.???????? ?? ????? ???? ??????? ???? ????? ???? ??????? ???? ?????? ??? ???????-matrix ??? interfacial.???????? ????? ?? 5% ?? 15 ?? ??? ???? ???????? ???? ?? ??????? ?????.?
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????? Chinatungsten ????? ???? ?????, ???? ???? ??????? ????.?????? ???????????????? ??????? ?????????????? ??????? ?????, ??? specilize ? ????? ???? ????? ?????? ??????? ??????? ??????? ????? ?????. |
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