英语词汇hard shale formation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

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?硬质页岩层
... 硬岩峡谷 hard rock gorge 硬质页岩层 hard shale formation 硬组织（矿化组织；钙化组织） hard tissue; mineralized tissue ...

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Medium hard formation with high compressive strength. Such as hard shale, limestone, sandstone, dolomite, anhydrite and marble.
高抗压强度的中硬地层，如硬页岩。石灰岩。砂岩。白云岩。和硬石膏。大理石。
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Low compressive strength of soft to medium formations. Such as soft shale, soft limestone, soft sandstone, hard and soft abrasive interbedded medium formation.
低抗压强度的软到中等地层，如中软页岩。中软石灰岩。中软砂岩。和软硬研磨性夹层的中等地层。

单词	hard shale formation
释义	hard shale formation 简明释义硬质页岩层网络释义 1 ?硬质页岩层 ... 硬岩峡谷 hard rock gorge 硬质页岩层 hard shale formation 硬组织（矿化组织；钙化组织） hard tissue; mineralized tissue ... 双语例句 1 Medium hard formation with high compressive strength. Such as hard shale, limestone, sandstone, dolomite, anhydrite and marble. 高抗压强度的中硬地层，如硬页岩。石灰岩。砂岩。白云岩。和硬石膏。大理石。 2 Low compressive strength of soft to medium formations. Such as soft shale, soft limestone, soft sandstone, hard and soft abrasive interbedded medium formation. 低抗压强度的软到中等地层，如中软页岩。中软石灰岩。中软砂岩。和软硬研磨性夹层的中等地层。
随便看	four-wired cable four wire distribution four wire earthed neutral system four-wire extension line adapter four-wire line four wire line four-wire line adapter four-wire link four-wire measurement four-wire multiplex facility four wire repeater four-wire repeater four-wire repeator four-wire four-wire side circuit four wire side circuit four-wire switching four-wire switching center four-wire switching centre four wire system four-wire system four-wire telephone circuit four-wire telephone connection four wire terminating set four-wire terminating set