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含煤岩系
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含煤岩系
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理学
含煤岩系
释
coal-bearing strata
含煤岩系
一套在成因上有共生关系并含有煤层(或煤线)的沉积岩系。又称含煤沉积、含煤地层、煤系、含煤建造等。
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mechanical breakdown
mechanical calibration kit
mechanical-centrifugal speed governor
mechanical character
mechanical characteristics
mechanical characteristics of rock mass
mechanical-chemical hybrid sand control
mechanical clamp
mechanical clock
mechanical comminution process to produce powder
mechanical compliance
mechanical composition of soil
mechanical connecting technology
mechanical connection
mechanical construction
mechanical construction techniques
mechanical control circuit
mechanical control measure
mechanical control system
mechanical coring instrument
mechanical cracking
mechanical creep testing machine
mechanical cubature
mechanical current meter
mechanical damper
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