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Brass is an alloy of copper and zinc. The simplest brass is a copper-
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August 11, 2023
“Before the working face was 1.4 meters high, the miners had to ben
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August 11, 2023
[China Aluminum Network] In our lives, the era has been continuously developing. No matter
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The hydraulic support is an important supporting equipment for the coal mining face. The
August 11, 2023
Leshan Aluminum Fangtong Market Research and Analysis Recently, the author
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Electric shock is the damage of current to the human body. The damage
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On November 9th, the 2014 APEC Business Leaders Summit was held at th
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Jinan Hengyue Machinery Equipment Co., Ltd. specializes in R&D and production of elevators.
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