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(1) Normal detection of contacts. The normal detection of contacts refers to the detection of contacts when the control coil is not energized. The normally open contacts are open with infinite resistance, and the normally closed contacts are closed with resistance close to 0. The normal detection of the normally open contacts of the time relay is shown in the following figure.As for the origin of talent, I have read many explanations. Some people think that the composition of the brain is different, others think that it is due to the potential development of the right brain, and others think that it is due to the difference of DNA. Even the explanation from Buddhism is that one's talent comes from a previous life. If one was an excellent painter in one's previous life, one would be a child prodigy in painting in one's childhood. One's previous skills were buried in one's hidden brain.Still in sequence, the following is the record of the engagement between position 149 and "living biological weapons":他们出的题，无非是些文字题，白虎将军又不是不通文墨，未必答不上来。面对着不断出现的新型犯罪以及不断演化的新型案件，一群中青年民警为代表的中国刑警们在维护法纪的斗争中侦破一宗宗罪案，深度打击犯罪，破获高科技诈骗，千里缉凶，网上追逃等。通过和罪犯的斗智斗勇，除暴安良，用浑身正气维护百姓安宁，用热血和忠诚捍卫法律的尊严，用生命的音符和刑警的热血谱写着动人的乐章.在青青草原世界，After in-depth thinking and practical connection, I think: