地平圈 [天] horizontal circle ; [天] horizon ; altitude circle
天球地平圈 rational horizon
垂直/水平/圈数 Vertical/Horizontal/Turn ; Vertical
大地水准面地平圈 geoidal horizon
地平圈北点 north point of the horizon
水平圈 horizontal circle
感觉地平圈 [天] sensible horizon
地理水准面地平圈 geoidal horizon
平垫圈 plain washer ; [机] flat washer ; Washer ; WASHER-PLAIN
地平[圈 horizon
在这个例子中,放飞者走出了两圈平转但是这个技巧是允许只转一圈的。
In this example, the pilot went for two flat spin rotations but the trick can be performed with only one.
一种平的,梨状喝水容器,为系在拴用者的皮带上而带有圈状物。
A flat, pear-shaped drinking vessel with loops for attachment to the belt of the user.
滚动轴承。单列圆筒形滚子轴承。平挡圈和非凸缘边的倒圆角尺寸。
Rolling bearings. single - row cylindrical roller bearings. chamfer dimensions for loose rib and non - rib sides.
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