接触作用;
The action between layers of asphalt concrete surface and aggregate base under load may be a contact problem in fact.
考虑荷载作用下,沥青路面面层之间以及面层与基层之间,实际上可能处于接触状态。
The conductive body can keep elastic contact with the welding workpiece under action the elastic piece.
导电体在弹性件的作用下可与焊接工件保持弹性接触.
Then, everybody spread out to contact the action in succession.
于是, 大家纷纷展开了联系行动.
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