coordination gap[电] 协调隙coordinationn.协调coordination with overt conjunctions有标记联合结构coordination and management mechanism协调管理机制coordination of economic construction经济结构调整Coordination Commission working group协调委员会工作组coordination distance for interference干扰协调距离coordination and alternate motion rate协调与交替运动率coordination of exhibition and tourism展游协同coordination co-precipitation method配位沉淀法coordination of daoyin and respiration导引行气coordination of machine and electricity机电协调