Hit Testing in the Visual Layer.

可视化层中的命中测试。

youdao

Perform hit testing.

执行命中测试。

youdao

Demonstrates hit testing and clipping with regions.

示范点击测试和裁剪区域。

youdao

Not everyone can have catheter treatment, and some promising devices have hit snags in testing.

NPR: Heart Repair Breakthroughs Replace Surgeon's Knife

Boy Genius Report claims it's heard from one of its "solid Apple sources" that iPhone 3, 2 (seen previously in iOS code) has hit "AP testing phase, " which reportedly means final hardware and near-final software.

ENGADGET: iPhone 3,2 rumored to be in near-final testing phase, cue the CDMA speculation

The cleaning products industry dedicates an enormous amount of resources to assuring the safety of products, including many millions of dollars in research, development and testing before products ever hit the shelves.

FORBES: Five Things You Should Know Before You Clean Your House