例句與造句

1. Second , the quark potential has to be at present determined phe - nomenologically due to qcd nonperturbation and the mechanism of quark confinement is still in search
   尹其次，由于夸克勢只能唯象地得到，夸克禁閉機制及其對重介子的影響仍在探索之中
2. We obtain a new quark potential from the effective dilaton - gluon - coupling inspired by superstring theory , and by using this static potential , we explore the mechanism of quark confinement through calculations of the spin - average energy levels , the widths of the leptonic decays and radiative transitions for heavy quarkonium . the obtained results are compared with that of the cornell potenial
   由規(guī)范場理論的超弦理論所激發(fā)的伸縮子一膠子有效藕合，給出了一個新的靜態(tài)夸克一反夸克勢，討論了此勢模型下重介子的自旋平均能譜、輕子衰變和輻射躍遷寬度，并與cdrn叭勢模型所得到的相應結果作了比較
3. It's difficult to find quark confinement in a sentence. 用quark confinement造句挺難的