Railway applications - Fixed installations - DC switchgear - Part 4: Outdoor d. c. disconnectors, switch-disconnectors and earthing switches.

铁路应用- - -固定安装- - - DC开关设备- - -第4部分：室外d .c分连接器，开关-分连接器和接地开关。

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Railway applications - Fixed installations - DC switchgear - Part 3: Indoor d. c. disconnectors, switch-disconnectors and earthing switches.

铁路应用- - -固定安装- - - DC开关设备- - -第3部分：室内d .c分连接器，开关-分连接器和接地开关。

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In Southeast D. C., Lisa Suben teaches fifth-grade math at KIPP DC: AIM Academy, one of 99 Knowledge is Power Program charter schools around the country.

在华盛顿东南，AIMAcademy是美国99所“知识就是力量计划”认证学校之一，Lisa Suben在这里教授五年级的数学。

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The utility model discloses a double-driving SCM control device with an outer A/D converter for brushless DC motors, and relates to a SCM control device for brushless DC motors.

一种外置A/D转换器的无刷直流电机双驱动单片机控制装置，涉及一种无刷 直流电机单片机控制装置。

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The utility model discloses a double-driving SCM control device with an outer A/D converter for brushless DC motors, and relates to a SCM control device for brushless DC motors.

一种外置A/D转换器的无刷直流电机双驱动单片机控制装置，涉及一种无刷 直流电机单片机控制装置。

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