当我厂准备把12马力柴油机的轴箱和飞轮改用漏模造型时,一般工人同志认为是不可能实现的,有的说:“我们做了几十年的工,从来没有看见不打开砂箱能拿出模型”;还有的说:“我们厂里的设备同别的相比,根本没 When I was going to switch to 12-horsepower diesel engine axlebox and flywheel instead of leakage modeling, the general workers comrades considered impossible to achieve, and some said: “We have done for decades of workers, have never seen not open the sand Box can come up with the model ”; others said:" Our factory equipment compared with other, simply not