- 延长方式
- extension: n. 1.伸长，伸展，延长，延伸，扩展，扩大；广度，范围 ...
- system: n. 1.体系，系统；分类法；组织；设备，装置。 2.方 ...
- system extension: 系统扩充; 系统扩展
- centralized extension system: 集团电话
- centrex centralized extension system: 集中式用户专用交换机
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extension system中文什么意思
- 延长方式
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例句与用法
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- In the morning , as soon as they got off the plane , lu ming and his party hurried to pengzhou . accompanied by liu hanyuan , vice - mayor of pengzhou city and yao minshuang , director of the bureau of agriculture and animal husbandry , lu and his party visited chaoyang village of junle town and shiquan village of aoping town to investigate the pilot reform of the agricultural technology extension system
上午，路明副主任一行一下飞机即赶往彭州，在彭州市刘汉元副市长农牧局尧敏双局长的陪同下，分别走访了实施农技推广试点的军乐镇朝阳村和敖平镇石泉村，调研了农技推广体系的改革试点情况。