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diving drill rig
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diving drill rig
Encyclopedia
工学
桩工机械
释
diving drill rig
潜水式钻孔机
能够整机潜入水下进行钻孔灌注桩作业的成孔机械。电动机、减速机构以及钻具等工作装置全部潜入水中作业。
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accuracy of prediction
accuracy of radar measurement
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accurate
accurate delivery
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accurate subsidies for agricultural water
accurate to one hundredth
accurate value
AC current standard
Accursius
accusation
accusatory procedure
ACDC
AC-DC instrument
AC-DC instrument technology
A. C. Dixon
A. C. Dixon (1865—1936)
AC drainage protection of pipelines
AC drive electric locomotive
ACE
ACEE Beijing Institute of Aeronautical Materials
Aceh
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