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Production operator opening ball valve at pipeline oil and gas wellhead remote platform to control gases and crude oil process
Male worker wearing protective clothing of repair pipe stainless argon welding industrial
Male worker wearing protective clothing of repair pipe stainless argon welding industrial
頂視圖中男性工人在煉油廠的站點檢查鋼管和彎管
生產操作員在管道油氣井口遠程平臺打開球閥，以控制氣體和原油的石油加工過程；
煉油廠的閥彎頭柱管道油氣閥設備用于天然氣廠壓力安全
男性工人在煉油廠的站點油廠對鋼管和彎管進行檢查
男性工人下午檢查煉油廠管道廠的油罐換熱器
鋼鐵長管保溫和管彎頭處的男性工人檢查——煉油廠閥門視覺檢查記錄管道期間的站內油廠
工人女性手持氣體探測器在化學前檢修孔罐處進行安全氣體檢測
男性工人正在對油氣管道進行視覺檢查，查看是否有腐蝕、生銹、泄漏等情況
煉油廠用于泵管 線油和氣閥的工廠設備
煉油廠的閥彎頭柱管道油氣閥設備用于氣廠壓力安全
女性工人手持氣體探測器在化學前檢修孔罐處進行安全氣體檢測
頂視圖 油桶 叉車移動 運輸工人協助
超市貨架上酒精產品的失焦模糊
女性工人手持氣體探測器在化學檢修孔罐前進行安全氣體檢測
腐蝕生銹的套接管蒸汽燃氣泄漏管道
套接管因腐蝕生銹導致蒸汽燃氣泄漏的管道
工人手持氣體檢測儀在儲罐前的人孔處進行安全氣體檢測
工人女性手持氣體探測器在化學前檢修孔罐處進行安全氣體檢測
煉油廠閥門目視檢查記錄管道期間，男性工人在石油工廠站內對鋼管保溫和彎管進行檢查
煉油廠的閥彎頭柱管道油氣閥設備用于天然氣廠壓力安全
Male worker inspection at steel long pipes and pipe elbow in station oil factory during refinery valve of visual check record pipeline oil
Production operator opening ball valve at pipeline oil and gas wellhead remote platform to control gases and crude oil process
Production operator opening ball valve at pipeline oil and gas wellhead remote platform to control gases and crude oil process
Pipe line oil and gas valves at gas plant pressure safety valve
Male worker on site, rack pipeline construction workers on a scaffold, refinery
Male worker on site, rack pipeline construction workers on a scaffold, refinery
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
Architect on site construction roof workers on a scaffold
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