“wheeled tractor hoist”的概念、定义、翻译、参考文献-科学参考

单词	wheeled tractor hoist
释义	wheeled tractor hoist Encyclopedia 工学铲土运输机械释 wheeled tractor hoist通井机以专用底盘为基础，用于起下油管、钻杆、抽油杆或打捞、抽汲、通井等作业的工程机械。又称作业机。
随便看	quadratic field extension quadratic form quadratic form of a knot quadratic form of a link quadratic form of a quiver quadratic form over a vector space quadratic form rank quadratic form signature quadratic forms of same type quadratic formula quadratic function quadratic functional quadratic group quadratic hypersurface quadratic ideal quadratic inequality quadratic inequality constrained least squares problem quadratic inequality constrained least-squares problem quadratic integrability quadratic integral quadratic integral form quadratic interpolation quadratic invariant quadratic inversion quadratic irrational

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