When the small dose of toxic drug mixing with several times the volume of diluents, we should use times mixing.

When the small dose of toxic drug mixing with several times the volume of diluents, we should use times mixing. A: 正确 B: 错误

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

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

is the main cause of four-wave mixing. A: Wavelength division multiplexing B: Long-distance transmission C: Zero dispersion D: Phase matching

66（） A: mixed B: mixture C: mixing D: mixer