three-element filter

Transportation Shielding and Surveying of Spent Fuel Elements in SPRR-300 The filter is constructed as a sandwich from three materials of different atomic number.

300~反应堆乏燃料组件的转运屏蔽与监测屏蔽物由不同原子序数的三种物质的夹层组成。

In March in 2008, a Telecommunications System which had three hundred thousands of users in Guangdong firstly put this integrative mail filter system into use.

广东某电信部门的电子邮件系统拥有30万用户，于2008年3月第一次投入使用了本文所设计的邮件过滤系统。

The filter dynamics are built in the three dimensional engagement scenario and the states are composed of relative position, velocity, missile acceleration and target acceleration.

在三维坐标下，创建包含导弹运动方程、目标运动方程、弹目相对运动方程的滤波模型。

Continuously tunable laser output at 60.4 nm in the range of 735.7 nm to 796.1 nm has been obtained in an alexandrite laser with a three-element quartz birefringent filter.

用三元石英双折射滤光片对紫翠宝石激光进行调谐，已得到从735.7～796.1nm间60.4nm的连续调谐输出。

Being three dimensional net shaped microporous structure, the corundum filter plate comes to good filteration result and improves the melt spinnability and the fibers quality.

刚玉过滤板孔隙呈三维网状结构，过滤效果好，改善了熔体的可纺性，纤维质量得到提高。

A Method for Calculating Harmonic Current in Three-phase Bridge Rectifier with LC Filter

LC滤波的三相桥式整流谐波电流的计算方法