For some applications, it is necessary to disconnect a card from the analog back plane.

对于有些应用，则必须从模拟背板断开某个插卡。

youdao

The back section of the plane had broken off.

飞机尾部脱落了。

《牛津词典》

youdao

You go back to the same x-y plane; here is some vector A.

回到刚才的 x-y 平面上,这是某个矢量 A

耶鲁公开课 - 基础物理课程节选

As Eric Schmidt said, when the back plane of your computer runs more slowly than the network, the computer hollows out and distributes itself across the network.

FORBES: Magazine Article

The airline reversed course, adding back plane availability, allotting more time for flights and crew connections, and starting boarding earlier to build more flexibility into its operations.

WSJ: Believe It or Not, Flying Is Improving

The ExpressJet plane was towed back to the gate, and the Scandinavian Airlines plane taxied back to the gate, where passengers disembarked, New York's WNBC-TV reported.

WSJ: 2 airplanes about to take off clip at NJ airport