sand control cementing straddle tool_新英汉石油技术词典
sand control cementing straddle tool
[新英汉石油技术词典]
sand control cementing straddle tool防砂及挤水泥对口皮碗工具
是什么意思，sand control cementing straddle tool的解释，sand control cementing straddle tool的翻译
