A kind of primary idea on surveying dynamic torsional damping aluminum cable steel reinforced is presented and relating expression is derived from varying principium.

提出一种测量钢芯铝绞线扭转动态阻尼的原理，并从能量变分原理导出了表达该原理的表达式。

youdao

Aluminum conductor XLPE insulated fine steel wire armored low-smoke and non-halo sheathed Flame-retardant power cable.

铝芯交联聚乙烯绝缘细钢丝铠装低烟无卤护套阻燃电力电缆。

youdao

Aluminum conductor XLPE insulated fine steel armored PVC sheathed Flame-retardant power cable.

铝芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套阻燃电力电缆。

youdao

Designed to be lightweight and cheap to produce, the robotic bicep upgrade uses a (mostly) aluminum frame, battery-powered DC motor, cable drive system, racket braking and thumbstick controller for movement, with a BeagleBone board supervising the electronics that pull it all together.

ENGADGET: UPenn's TitanArm exoskeleton prototype makes light work of heavy lifting (video)

And finally, the HeadStand in the middle is merely for hanging your headphones, while the gap between the two aluminum discs at the base lets you coil up the cable.

ENGADGET: Just Mobile talks about working with Apple and why it manufactures in Taiwan exclusively

Press the green button with the little flag and you'll be propelled into a world of expensive sophisticated dual core processors, pricey aluminum enclosures with vacuum fluorescent displays, redundant functionality and slowly evolving integration with digital cable and satellite.

ENGADGET: Switched On: Enter the lay tricks