Al Jazeera claims to beam its main Arabic-language channel into around half of all Arab homes.
半岛电视台声称,他们向约半数阿拉伯家庭播送其主要的阿拉伯语频道节目。
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The aircraft\'s front half contains the beam control/fire control system, developed by Lockheed Martin, and the battle management system, provided by Boeing.
The negative moment of the beam can not be concluded by the method based on the half-space elastic foundation theory, but the negative moment is proved by the numerical analysis.