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读了贵刊84年第12期第68页刊登上海张继清同志所写的《牛头铇床加装点动控制》一文后,觉得牛头铇床加装点动控制会给操作者带来许多方便,很有必
After reading the article entitled “Tau Tau bed installation with jogging control” written by Comrade Zhang Jiqing in Shanghai, I felt that adding tingling control to the Tau Tau Kok bed would bring many conveniences to the operator, Very necessary