大家好,这是整理的部分球磨机图纸,其中只有4张是最有用的,基本能看的出来,其余3张作用不大,只能参考,你能识别出来嘛,考考你的知识,哈哈。。。。
My friends,the hardcopies shown above were sorted out from scruffy piles ,which of them are four are useful ,and seen is precious ,we can reconise the outline profile sketch of old ancient electical symbol,another papers are not magnificient significant ,just for reference .can you discern seperate the useful papers from all ,it will test exam your eyesight now,wish you can do it.
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