00390nam a22001577a 4500003000700000005001700007008004100024082001700065100004400082245001900126250001100145260003400156300000800190490002900198650000500227MPLRDC20220104144341.0210129b           ||||| |||| 00| 0 eng d  a446.07 DYJD   a上海市第一机电工业局工会编  a机械基础c  a初版  ab机械工业出版社c1973  b平  a工人技术教育读本  a