双焦点球管 double focus tube 双焦点管 Dualfocus tube ; focus tube ; bifocaltube 双焦点眼镜 bifocal glasses ; bifocal spectacles ; pantoscopic spectacles ; divided spectacles...
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Dual-focus tube 双焦点管
line focus tube 线聚焦管
dual focus tube 双焦点管
line-focus tube 线聚焦X射线管
double focus tube 双焦点球管 ; 双焦点管
post deflection focus tube 偏转后聚焦管
Tube focus size 光管聚焦尺寸
auto focus tube 自聚焦管
ultra fine focus tube 超小焦点球管
The crystallizer consists of a cylinder which is of big top and small bottom, a focus charging cylinder, an axial flow pump and a circulating tube.
该反应结晶器由上大下小的圆筒、中心加料筒、轴流泵和循环管组成。
Dynamic focus voltage error of projection display system was studied in this article. Parabola dynamic focus method, projection tube shape and optics processing were analyzed.
从投影显示系统典型的动态聚焦方法与投影管特殊的荧光屏结构以及光学处理等方面对投影显示系统的动态聚焦电压误差进行研究。
These tubes focus light bouncing down the tube such that they appear as light orbs when the tube is turned toward the viewer.
这样的管道会聚集沿着自身跳跃的光线；于是当管道朝向观看者之时，它们看起来就是光球的样子。
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