angular aggregate
... 冷藏设备;冷凝装置：refrigeration plant 棱角骨料：angular aggregate 棱边应力：edge loading ...
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有棱角粗骨料 angular coarse aggregate
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煅烧后需要进行破碎，因此骨料具有尖锐的棱角。
It has to be crushed after firing and the aggregate therefore has sharp corners.
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