The influences of terminal groups, ring systems, linking groups and lateral substituents on properties of liquid crystals were investigated as well.
系统地讨论了末端基团、环体系、连接基团、侧向基团对液晶性质的影响。
we should explore the potential for linking the us, nato and russia missile defence systems at an appropriate time . . .
我们应该探索在适当的时候把美国、北约和俄罗斯的导弹防御系统连结一起的可能性……
Further evidence linking these two sets of systems was required.
我们需要更多的证据来连结这两套系统.
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