有侧滑时，尖侧缘的非圆截面机身头部在中等和大迎角下，可具有方向稳定性。
The fore-body with sharp section angle can produce direction stability at middle-higher angle of attack in the case of side-slip.
大约在44百万光年之外是NGC 5866纺锤状星系，照片所显示的是其侧缘。
About 44 million light years away sits NGC 5866, the Spindle Galaxy, seen here in an edge-on view that reveals its thinness.
用手将侧窗密封件装配到侧窗部分的缘边内。
Fit side wind ow seal to the rim of the side wind ow section by hand.
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