As the aircraft comes closer the Y angle increases more rapidly and just as the aircraft reaches an Y of 90 degrees (exactly overhead), it makes a sharp turn due south.

随着飞行器的临近，y轴角增长的越来越快且当y向的角度达到90度时（即将超越），突然它急转弯朝南飞去。

youdao

The babbitt adjustable Hammer-Blow Sprocket Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.

对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。

youdao

Rim is for use with hard to operate gate, globe and Angle valves in overhead locations.

对于高度超过头部，操作困难的闸阀、截止阀和角阀，可以采用巴氏可调节锤击链轮。

youdao

The 2.8-inch, 461k-dot capacitive touchscreen is fixed at a slight angle, making it possible to take overhead and lower-angle shots simply by rotating the entire camera.

ENGADGET

The VGA-resolution 3.2-inch display was incredibly sharp and bright, and the vari-angle functionality lets you snap overhead and below-eye-level shots with ease.

ENGADGET: Hands-on with Nikon's Coolpix P520 and L820 superzooms at CP+ (video)

Whether shooting videos overhead at a concert or inverting the screen to capture a creative self-portrait, the vari-angle LCD of the P7700 provides users the ability to rotate the screen to adapt to any shooting scenario.

ENGADGET: Nikon intros flagship Coolpix P7700 for prosumers, diminutive Coolpix S01 for fashionistas