This paper gives a brief description of various kinds of facilities, reconnaissance and surveying, and design of transit marks of a swinging ground for magnetic compass adjustment.

本文对磁罗经校正场的设备种类、勘察测量和标志设计等作了扼要的阐述。

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Begin swinging the hoop clockwise so the hoop is parallel to the ground.

开始顺时针摆动呼啦圈，让它与地面平行。

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Please leave ample room on both sides for swinging or ground looping.

请在两边留出足够空间以备转向或接地环转。

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Umpire Asad Rauf gave the left-hander out after lengthy consideration of the evidence which included Hayden - batting well out of his crease anyway - taking a big stride down the ground to a swinging delivery.

BBC: Australian pair dent Indian hopes

Zamperla's Giant Discovery reaches a speed of 110kph (70mph), rotating its riders and swinging like a pendulum to suspend them upside down 45 metres above the ground.

ECONOMIST: Fairground rides: Ups and downs | The

Broad and Anderson would no doubt have arrived at the ground thinking it was a good day to bowl, given largely overcast skies and the notorious swinging conditions beside the River Trent.

BBC: Kiwis reeling after Anderson haul