Home > Term: saco de areia
saco de areia
No telhado de uma emenda de carvão, um depósito de detritos glaciais, formado por vasculhar e preencher na sequência de formação de carvão.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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ผู้สร้าง
- Azinhais
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(Lisbon, Portugal)
