Horizontal and longitudinal movement as well as accurate positioning of the rotating diamond saw blade can be realized by means of vector convertor speed governing technique.
应用矢量变频调速技术，使旋转的金刚石锯片实现横向和纵向的往返移动以及精确的定位控制。
The patients, aged 65 to 84, were part of the Italian Longitudinal Study on Ageing and were followed for three and a half years before the researchers saw a trend linked to drinking alcohol.
年龄在65至84岁的病人属于意大利老龄化纵向研究的一部分。直到研究人员发现一个同饮酒有关的趋势，他们已被随访了三年半。
According to the domestic pipeline construction demand to the pipe, it is proposed to import a longitudinal seam SAW steel pipe mill as early as possible.
根据国内管道建设的需要，建议尽早引进一条直缝埋弧焊管机组。
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