我的工作单位是中国教育热线。它在双清路学研大厦。
My work unit is Education Online. It is at Xueyan Building, Shuangqing Road.
你给我们解释一下双路开关的工作原理好吗？
对有双侧根性症状的中央型突出则采取单切口双入路法处理。
Two root symptom central type was dealed with single cut two entry road.
所路采用双联阀控制，动作灵敏，符合压力机安全标准的冲床。
The way the thermodynamic valve control, action quick, accord with press safety standards.
所路采用双联阀控制，动作灵敏，符合压力机安全标准的冲床。
The way the thermodynamic valve control, action quick, accord with press safety standards.
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