Various references have showed that satisfied technology series have not been created although there have been a number of research methods of hydrocarbon accumulation coefficient.

国内外大量调研资料表明，研究油气聚集系数的方法虽然有多种，但是尚没有形成令人满意的技术系列。

youdao

The device also features 'Smart Pro' technology, a series of modes that make professional-looking photography easy for anyone to achieve.

ENGADGET: Samsung announces EK-GC100 Galaxy Camera with Android Jelly Bean, massive 4.8-inch display, 21x zoom, WiFi and 4G connectivity (hands-on)

Apple is a serious technology innovator with a series of outstanding products that have changed the computing landscape forever.

FORBES: Apple's Ups And Downs Are A Classic Study In Momentum Investing

On the one hand, a whole series of education technology companies say the current budget crises are hurting their businesses.

FORBES: EdTech Market Is Growing--If You're Disruptive