【单选题】Design of all the new tools and implements is based on careful experiments with electronic instruments. First, a human “guinea pig” is tested using a regular tool. Measurements are taken of the amount...
【单选题】Design of all the new tools and implements is based on careful experiments with electronic instruments. First, a human “guinea pig” is tested using a regular tool. Measurements are taken of the amount...
【单选题】Design of all the new tools and implements is based on careful experiments with electronic instruments. First, a human “guinea pig” is tested using a regular tool. Measurements are taken of the amount...
【单选题】Design of all the new tools and implements is based on careful experiments with electronic instruments. First, a human “guinea pig” is tested using a regular tool. Measurements are taken of the amount...
A.
Electronic instruments and a regular tool.
B.
A human “guinea pig” and a regular tool.
C.
Electronic instruments and a human “guinea pig”.
D.
Electronic instruments, a human “guinea pig” and a regular tool.