《机床》杂志已出版150期了。值此谨向关心本刊的广大读者,各地《机床》通讯员,作、译,审、校者及编委致以崇高敬意,感谢大家对本刊的支持。 为使《机床》能适应并促进我国社会主义有计划商品经济的发展,在报导上每年都有相应的变化,逐步明确了“背靠机床厂,面向机床用户”的方 “Machine” magazine has been published 150 times. I would like to express my sincere gratitude to the readers who care about our magazine, the “Machine Machine” correspondents, translators, translators, auditors, and editors. Thank you for your support of this publication. In order to enable the “Machine Tool” to adapt to and promote the development of China’s planned socialist commodity economy, there are corresponding changes in the report every year, and gradually clarify the “back-to-machine tool factory, for machine tool users” party