The ground water in many areas of China is of second type iron bearing groundwater.
我国不少地方的地下水属于第二类型含铁地下水。
In suitable, thick type and the welding of building steel plate and Angle iron etc...
适用中、厚型结构件及建筑钢筋、角铁等焊接。
It is a type of iron triangle.
这也是一种铁三角构架。
It is a type of iron triangle.
这也是一种铁三角构架。
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