表示双刀单掷开关。可指定断开和闭合位置。
Represents a double-pole, single-throw switch. Open and closed positions can be specified.
表示双刀双掷开关。可指定右、左和断开位置。
Represents a double-pole, double-throw switch. Right, left, and open positions can be specified.
表示双刀单掷开关。右击指定断开或闭合位置。
Represents a double-pole, single-throw switch. Right-click for open and closed positions.
轴心受压构件试验可采用双刀口支座代替球铰支座；
Axial compression test can use double knife-edge bearing to instead spherical hinge bearing;
目的观察双刀劈核法在小切口白内障囊外摘出术中应用的效果。
Objective To observe the clinical effect of two knives horizontal nucleus chopping on small incision extracapsular cataract extraction.
在该系统中，每个二极管通过两个双刀开关切换至2400型源表。
In this system, each diode is switched to the Model 2400 SourceMeter Instrument through two two-pole switches.
利用双刀结构的动平衡机运动控制简单，节约了成本，同时兼顾了效率。
The dynamic balance machine which utilizes a double-cutter structure has simple movement control, saves cost, and pays equal attention to efficiency simultaneously.
利用双刀结构的动平衡机运动控制简单，节约了成本，同时兼顾了效率。
The dynamic balance machine which utilizes a double-cutter structure has simple movement control, saves cost, and pays equal attention to efficiency simultaneously.
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