Ultrasonic cleaning using both upper and lower radiation techniques, cleaning effect more obvious.

超声波清洗采用上下两面辐射工艺，清洗效果更明显。

youdao

Also the analysis of visual point and visual range, makes the relation between the size of perspective view and it effect more obvious, easy to control and adjust.

通过对视点、视距的分析，使透视图的大小与效果之间的关系清晰明了，易于控制和调整。

youdao

The second effect of racial gerrymandering is less obvious, but more important.

ECONOMIST: Lexington

If the review is done with dispatch and additional resources sought quickly, the obvious shortfalls, and the dispiriting effect of allowing them to be perpetuated for even one day more, should be manageable.

CENTERFORSECURITYPOLICY: Review, But Renew, America��s Defenses