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低头做沉痛模样。不过属地一直还是被两族人占据，可以说是无冕之王辗转反侧，无法入睡。When the coil is energized, the iron core attracts the armature and the support plate to move down, and the contact points are turned on or off instantly. The piston rod and the lever slowly decrease due to the influence of the blocking nylon. After a certain period of time, the piston rod decreases to a certain position, and the delayed action contact is pushed by the lever to act, which is in an open state, while the moving contact is closed. The delay time of the relay is the time when the coil is energized until the delay contact completes its action. When the coil is powered off, the relay is restored by the recovery action of the spring.The advantage is that the coupling between the sender and the receiver of the request is eliminated.《爱之初》是由赵晨阳执导，俞飞鸿、姜武、李乃文、颜丙燕、王一楠、陈亦飞领衔主演的都市情感剧。说起项梁之死，项庄忍住双目通红，愤怒更胜。