Which one is not the mixing mechanism? A: Convective mixing B: Vibrate mixing C: Shear mixing D: Diffusion mixing

The head loss of tubular-mixing is low.

The head loss of tubular-mixing is low. A: 正确 B: 错误

color mixing

The reason for the uneven mixing of compound powder may be A: The proportion of drugs varies greatly. B: Large size difference of powders C: Improper mixing method D: Similar density of drugs E: Insufficient mixing time

(Red and green) light, (if mixing) (in) the right proportion, (will give) us yellow. A: Red and green B: if mixing C: in D: will give

(White and black) light, (if mixing) (in) the right proportion, (will show) us grey. A: White and black B: if mixing C: in D: will show

Which factors can affect mixing? A: The type and size of the mixing equipment B: Density C: Adhesion D: Surface charge of particles

Which one of the following conditions can be caused by both hyperkalemia and hypokalemia A: Metabolic acidosis B: Cardiac arrhythmia C: Metabolic alkalosis D: Increased renal tubular K+ excretion E: Increased renal tubular H+ excretion

What are the causes of acidosis caused by renal failure? () A: Excessive ketone body production B: Obstruction of renal tubular secretion of hydrogen C: HCO3- Reabsorption disorders D: renal tubular secretion disorder E: obstruction of phosphate and sulfate excretion