小鹿
发表于 2025-3-23 13:42:21
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使困惑
发表于 2025-3-23 16:08:44
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性行为放纵者
发表于 2025-3-23 19:10:38
Material Cycles,Material cycles are essential to maintain the stable state of nature. The chemical elements circulate in different binding forms and aggregate states between the different reservoirs of the biosphere, hydrosphere, lithosphere, pedosphere and atmosphere, thus ensuring stability and compensating for changes over longer periods of time.
blackout
发表于 2025-3-24 00:09:02
Material Flow Management,Construction and demolition waste is generated during the construction, renovation or elimination of a structure. A distinction is made between two approaches toward the removal of buildings or constructions.
不真
发表于 2025-3-24 04:42:50
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侵略者
发表于 2025-3-24 07:24:57
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种属关系
发表于 2025-3-24 13:03:03
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祸害隐伏
发表于 2025-3-24 17:32:57
Recycling of Masonry Rubble,Masonry is a composite consisting of masonry building materials bound together by mortar. Masonry building materials may be clay bricks, calcium silica bricks, aerated autoclaved concrete blocks or blocks of lightweight or normal concrete. Today, standardized masonry building materials are used.
Engulf
发表于 2025-3-24 22:13:32
Recycling of Other Types of Construction Waste,The waste that arises during construction activities consists mainly of the construction materials asphalt, concrete and different masonry bricks. These are the main focus of recycling. In addition, construction and demolition waste contains a number of other components in much smaller quantities.
hurricane
发表于 2025-3-25 02:34:14
Anette Müller,Isabel MartinsRegulations for the handling of construction waste.Recycling building materials and their fields of application.New developments in processing technologies