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The underground metal detector is made of advanced technology. It has the characteristics of wide detection, accurate positioning, strong resolution and easy operation. Metal detectors are mainly used to detect and identify metal objects buried underground. In addition to military applications, it is widely used in security inspection, archaeology and prospecting, and the search for scrap metal, which is also known as "iron probe", which is a good helper for waste recycling.
From lessons on Mandarin pinyin pronunciation to lessons about how to convey Chinese numbers, there is lots for new learners of Mandarin to examine. Things like dates, basic principles of pronouns and commonly used adjectives and verbs really should be covered. Words for common nouns like animals, places and things should also be taught. If you are a Chinese teacher of beginning Chinese students, these lesson plans are great starting points for all those learners aiming to set up a foundation in Mandarin quickly. You have to start somewhere, and sets from greetings to useful survival Chinese is included over these class ideas.
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