青云英语翻译
翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5
[translate] 2, on-site construction of oil pipelines need pickling?
Whether 2, on-site construction of oil pipeline needs acid?
2nd, Whether the scene construction lubricating pipe does need the acid pickling?
2 * the site works, the lubricating oil pipelines need pickling?
Whether 2, on-site construction of oil pipeline needs acid?
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