147. Which of the following is not a form of precipitation? _____ .

Which of the following solar terms is about precipitation?

The precipitation hardening processes include （） heat treatment and （） heat treatment.

can be determined by the leT hand rule. A: The direc2on of the induced force on the moving charged par2cles in the magne2c field. B: The direc2on of the induced electro-mo2ve force on the moving conductor in the magne2c field C: The induced force on the moving charged par2cles in the magne2c field. D: The induced electromagneto mo2ve force on the moving conductor in the magne2c field.

(<br/>) can be determined by the left hand rule. A: The induced force on the moving charged particles in the magnetic<br/>field. B: The direction of the induced force on the moving charged particles in<br/>the magnetic field. C: The induced electromagneto motive force on the moving conductor in<br/>the magnetic field. D: The direction of the induced electro-motive force on the moving<br/>conductor in the magnetic field.

While not all precipitation-induced downdrafts are associated with critical wind shears, one such downdraft, known as a , is one of the most dangerous sources of wind shear.

High above the _________ , water molecules change into liquid that falls down in precipitation of rain to the earth.

The anti-UV mutation of microorganisms must be induced by ultraviolet rays

导体切割磁场线，没有构成闭合回路的话，那么___The conductor cuts the magnetic field line without forming a closed loop, then___ A: 没有感应电流，没有电动势；no induced current, no electromotive force; B: 没有感应电流，有电动势；there is no induced current and there is an electromotive force; C: 有感应电流，没有电动势；there is an induced current and no electromotive force; D: 有感应电流，有电动势；there is an induced current and an electromotive force;

Chemically induced colon carcinogenesis in rodents is also suppressed by _____ of NSAIDs.