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Signs of birth. Since the middle of the 20th century, technology has grown faster and faster. It was only six and a half years since the discovery of uranium fission in January 1939 to the first atomic bomb exploded in July 1945. The emergence of electronic computers has led to more profound changes in the fields of human social life. These technological breakthroughs can be called technological revolutions
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To measure the weapons, explosives, or small pieces of metal objects carried or wrapped, luggage, letters and fabrics. The special appearance of its sensitive surface makes it easy to operate. Better than ring sensor. Ultra high sensitivity, special applications. Such as prison, chip factory, archaeological research hospital and other technical characteristics
The team is not only the collection of people, but also the combination and explosion of energy. As a team member, don't kill your personality traits by being in a group. Remember, the establishment of team system is to better play the members' talents, so long as you don't exceed the moment, you can do whatever you want." The eight immortals cross the sea, each of them to develop your work
Selection function: to select or exclude metal objects from different categories by using different metal objects to select or exclude metal objects in different categories.
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