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单词
natural asphalt
释义
natural asphalt
natural asphalt
[
′nach·rəl ′as‚fȯlt
]
(geology)
native asphalt
natural asphalt
Asphalt occurring in nature, produced from petroleum by natural evaporation or distillation; usually not suitable for paving purposes until refined and softened to proper consistency by combining with flux oil.
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mcpemp
mcpf
mcpfe
mcpf+r
mcpg
mcpg-mrss
mcpg-msir
mcpgp
mcph
mcph1
mcph2
mcph3
mcph4
mcph5
mcph6
mcph7
mcpha
mcphab
mcphadden, samac, merner, barry
mcphail
mcphail, m.k.
mcphail, mk
mcphail test
mcphar extripasa geosurveys ltd
mcphd
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更新时间:2025/10/17 9:08:40