Which are corrrect for choosing proppant A: for low permeability formations,the fracture mainly is requires to increases the length B: for low permeability formations,the fracture mainly is requires to increases fracture conductivity C: for medium or high permeability formations,the fracture mainly is requires to increases the length. D: for medium or high permeability formations,the fracture mainly is requires to increases fracture conductivity.
Which are corrrect for choosing proppant A: for low permeability formations,the fracture mainly is requires to increases the length B: for low permeability formations,the fracture mainly is requires to increases fracture conductivity C: for medium or high permeability formations,the fracture mainly is requires to increases the length. D: for medium or high permeability formations,the fracture mainly is requires to increases fracture conductivity.
which one is the three characteristics of soil. ( ) A: multiphase B: water permeability C: granular D: natural variability
which one is the three characteristics of soil. ( ) A: multiphase B: water permeability C: granular D: natural variability
The imbalance distribution of Na+ and K+ inside and outside the cell is due to () A: the high permeability of cell membrane to K+ in rest condition B: the increase of the permeability of the cell membrane to Na+ when excited C: the result that Na+ and K+ moving across the cell membrane by facilitated diffusion D: the effect of Na+ pump E: the effect of ATP
The imbalance distribution of Na+ and K+ inside and outside the cell is due to () A: the high permeability of cell membrane to K+ in rest condition B: the increase of the permeability of the cell membrane to Na+ when excited C: the result that Na+ and K+ moving across the cell membrane by facilitated diffusion D: the effect of Na+ pump E: the effect of ATP
What is the meaning of [img=36x37]1803a2fa28d2e21.jpg[/img]?[img=438x327]1803a2fa36fd650.jpg[/img] A: Coercive force B: Permeability C: Main flux D: Remanence
What is the meaning of [img=36x37]1803a2fa28d2e21.jpg[/img]?[img=438x327]1803a2fa36fd650.jpg[/img] A: Coercive force B: Permeability C: Main flux D: Remanence
6. In a magnetic material, the ratio of the flux linkage through the loop to its loop current is ( ) A: Permeability B: Mutual inductance C: flux D: self-inductance
6. In a magnetic material, the ratio of the flux linkage through the loop to its loop current is ( ) A: Permeability B: Mutual inductance C: flux D: self-inductance
Which of the following was proposed in 1925? A: Coulomb strength theory B: effective stress principle C: Darcy's permeability formula D: limit equilibrium method
Which of the following was proposed in 1925? A: Coulomb strength theory B: effective stress principle C: Darcy's permeability formula D: limit equilibrium method
The formation of exudate is mainly due to ( ) A: Increased intravascular hydrostatic pressure B: Decreased intravascular colloid osmotic pressure C: Obstruction of lymphatic drainage D: Increased vascular permeability
The formation of exudate is mainly due to ( ) A: Increased intravascular hydrostatic pressure B: Decreased intravascular colloid osmotic pressure C: Obstruction of lymphatic drainage D: Increased vascular permeability
Compared with the most commonly used machine-made fabrics, what are the advantages of homemade fabrics? A: better sweat absorption B: better air permeability C: environmental-friendly D: friendly to the skin
Compared with the most commonly used machine-made fabrics, what are the advantages of homemade fabrics? A: better sweat absorption B: better air permeability C: environmental-friendly D: friendly to the skin
Which one is the main mechanism of inflammatory edema? ( ) A: Decreased plasma colloid osmotic pressure B: Increased capillary permeability C: Lymphatic obstruction D: Increased ANP E: Decreased GFR
Which one is the main mechanism of inflammatory edema? ( ) A: Decreased plasma colloid osmotic pressure B: Increased capillary permeability C: Lymphatic obstruction D: Increased ANP E: Decreased GFR
Inflammatory<br/>exudation is mainly<br/>due to() A: Hemodynamic<br/>changes B: Changes<br/>in vascular wall permeability C: Venule<br/>thrombosis D: Circulatory<br/>volume increases
Inflammatory<br/>exudation is mainly<br/>due to() A: Hemodynamic<br/>changes B: Changes<br/>in vascular wall permeability C: Venule<br/>thrombosis D: Circulatory<br/>volume increases