JIN Ru-song. Secondary piercing and hot-expanding process——《One Hundred Years of Seamless Steel Tube Industry》(10)[J]. STEEL PIPE, 2000, 29(5): 55-57.
Citation:
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JIN Ru-song. Secondary piercing and hot-expanding process——《One Hundred Years of Seamless Steel Tube Industry》(10)[J]. STEEL PIPE, 2000, 29(5): 55-57.
|
JIN Ru-song. Secondary piercing and hot-expanding process——《One Hundred Years of Seamless Steel Tube Industry》(10)[J]. STEEL PIPE, 2000, 29(5): 55-57.
Citation:
|
JIN Ru-song. Secondary piercing and hot-expanding process——《One Hundred Years of Seamless Steel Tube Industry》(10)[J]. STEEL PIPE, 2000, 29(5): 55-57.
|