油标尺 oil scale 游标尺 moving scale; nonius; slide gauge; sliding limb = vernier; vernier calliper ga ..
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water and oil tank scale 水油舱计算表
oil field scale 油田规模
oil field scale sequence 油田规模序列
large scale oil tank 大型油罐
large-scale oil pool 大型油气藏
large-scale oil tank 大型油罐
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