SY/T 6969-2013
Code for designing over-head transMission line 10(6)kV of coastal beach areas oilfield 沿海滩涂地区油田 10(6)kV 架空配电线路设计规范 |
SY/T 6952.2-2013
TherMal casing string for strain-based design. Part 2: Casing 基于应变设计的热采井套管柱 第2部分:套管 |
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