UC San Diego created a trumpet that not only detects the exact pitch being played, but can bend that pitch in real time to hit the proper note-a sort of auto-tune for the brass section.

加州大学圣地亚哥分校小队发明了一种小号，不仅可以检测小号演奏时的精确音高，还能实时将音高对应至合适的音符——类似于一种铜管乐器的自动调音装置。

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Flat tube in any cross section are oblong, the length of the shaft according to the tube pitch to determine the size of.

扁管在任何一个截面均为长圆形，其长短轴根据管心距的大小来确定。

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SAC 16 pitch concrete and SBC improvement pitch concrete were used in the covering of pavement of Jing Shi freeway (the section of Hebei).

京石高速公路河北段罩面采用SAC- 16型沥青混凝土及SBC改性沥青混凝土。

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Adebayor sprinted the length of the pitch towards the section of the ground were the visiting supporters were gathered before he slid on to his knees and stretched out his arms which sparked volatile scenes.

CNN: Man City contesting Adebayor improper conduct charge

"He felt that every time he went on the pitch and there was a misplaced pass, there's a section of the crowd that would vent their anger at that, " he said.

BBC: Doherty handed Canaries captaincy

Former Ghana international Kevin-Prince Boateng made global headlines when he reacted to abusive chanting from a section of Pro Patria fans in a friendly against the fourth tier side by walking off the pitch -- and the entire Milan side followed him.

CNN: Lazio charged with racist fan behavior