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对承,其J冲足因防工业需要,我厂先后用(M一50)生产1032920N、2922N、中IO32920N勒承经605小时台粱试车仍完善无损,达到国内先进水平。2910N等轴
On the bearing, the J-foot due to anti-industrial needs, our factory has used (M-50) to produce 1032920N, 2922N, IO32920N Leung 605 hours by the test still imperceptible to reach the domestic advanced level. 2910N isometric