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temporary plugging with physio-chemical film
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temporary plugging with physio-chemical film
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工学
物理化学膜暂堵技术
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temporary plugging with physio-chemical film
物理化学膜暂堵技术
采取物理与化学相结合的方法,在油气层井壁岩石上形成一层光滑、致密、结合力强的薄膜,阻止钻井液对油气层损害,完钻后通过自降解、返排、射孔等方法解除薄膜堵塞的工艺措施。
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positive energy wave
positive entropy
positive excess coefficient
positive existential sentence
positive extension
positive eyepiece
positive feedback
positive feedback amplifier
positive film
positive flower structure
positive formula
positive function
positive functional
positive fundamental sequence
positive glow
positive Grassmannian
positive half-trajectory
positive helicity spinors
positive Hermitian kernel
positive Hermitian operator
positive homogeneous function
positive hull
positive image
positive index of inertia
positive infinity
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