1) shingle
[英]['ʃɪŋɡl] [美]['ʃɪŋgḷ]
圆卵石;粗砾;木板
2) cobble and gravel strata
圆砾卵石层
3) pebble
[英]['pebl] [美]['pɛbḷ]
圆砾;小卵石
4) shingle beach
卵石滩;粗砾滩
5) gravel
[英]['ɡrævl] [美]['grævḷ]
砾石;卵石
6) cobble and gravel
卵砾石
1.
In drilling cobble and gravel formation, diamond enhanced tungsten carbide composite spherical crown button bits without strengthened gage achieve an average drilling rate of 2.
介绍了金刚石—硬质合金复合球齿钻头在内蒙古某地区铀矿床卵砾石层中的生产试验情况。
2.
On the foundation of analyzing cobble and gravel s physics and mechanics characteristics, we took them as foundationpadding layer and applied them in engineering.
在对黑山地区卵砾石的物理力学性质指标进行分析的基础上,将该卵砾石作为地基垫层应用于实际工程之中,并通过载荷试验、动力触探等方法测试该垫层的各项指标。
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