Spare components are on board, including two coolant system pumps, but installation is considered difficult and two spacewalks will be required.

包括两个冷却剂系统水泵在内的备用组件都在舱里，安装工作被普遍认为是艰难的，必须进行两次太空行走。

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The most difficult part of getting this installation to work with my board was getting the right BIOS Settings in place.

要想让这种安装方式与我局工作最困难的部分是在地方得到正确的BIOS设置。

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Last week the board of directors authorized the installation of a new computer.

上星期董事会授权安装一个新的电脑系统。

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Prohibition notices were served on the North West Hutton installation after inspectors went on board the platform, 300 miles north east of Aberdeen, to investigate a gas leak.

BBC: Workers airlifted in rig gas alert

In a further move designed to reduce energy consumption, Panasonic has also provided the raceway with a low-energy LED video board, replacing the current installation on Highway 37.

ENGADGET: California raceway gets 1,600 solar panels, flaunts green track status

"The installation of Panasonic's high-efficiency solar panels and board is a major milestone in Infineon Raceway's Accelerating Sustainable Performance program, " said Steve Page, president and general manager of Infineon Raceway.

ENGADGET: California raceway gets 1,600 solar panels, flaunts green track status