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Underground junction box for telephones - consists of prefabricated concrete elements with slabs to support static and dynamic loads
Underground junction box for telephones - consists of prefabricated concrete elements with slabs to support static and dynamic loads
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机译:电话地下接线盒-由预制混凝土元件和平板组成,以承受静态和动态载荷
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摘要
The underground telephone junction box is formed by two prefabricated and reinforced concrete elements. Two beams support the rings forming the access manhole, long and short slabs being used to support the static and dynamic loads.
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