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drill rig
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drill rig
Encyclopedia
理学
钻机
释
drill rig
钻机
在地质勘探过程中,带动钻具从地下钻取岩心、矿心、岩屑、液态样、气态样等实物地质资源的专用机械设备。
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suspended pipeline bridge
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suspended ring experiment
suspended sediment discharge measurement
suspended sediment sampler
suspended solids
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suspender
suspending fluid retention
suspending the head and relaxing the neck
suspend of forensic expertise
suspen-dome structure
suspend primitive
suspend state
suspense teleplay
suspensi
suspension
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suspension bridge
suspension bridge for pipeline
Suspension Bridge System
suspension category
suspension concentrate
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