例句與造句

1. Adopts vdsm process technology however two outstanding problems are faced to ic layout design when the feature size reaches to 0 . 18 m or lower : 1 . timing convergence problem seriously affects the circuits schedule , and the interconnect - delay has exceeded more than 70 % of the total circuits ’ delay . 2 . si problem , usually it consists two aspects of ir - drop and crosstalk . these problems often affect the chip function after tapout
   本篇論文就是針對(duì)超深亞微米階段soc芯片后端設(shè)計(jì)所面臨的挑戰(zhàn),提出了運(yùn)用連續(xù)收斂的布局布線策略,尤其是虛擬原型的設(shè)計(jì)理論,來(lái)快速驗(yàn)證布局,進(jìn)而提高布線的成功率,并且提出了一種改進(jìn)的布局評(píng)估模型,提高對(duì)soc芯片預(yù)測(cè)布線的準(zhǔn)確度;同時(shí),對(duì)于時(shí)鐘驅(qū)動(dòng)元件選擇,文中提出了一種基于正態(tài)分布模型來(lái)達(dá)到更有效的選取。
2. It's difficult to find ir-drop in a sentence. 用ir-drop造句挺難的