单选题The NIF process of nuclear fusion involves ______.A high lab temperatures of about 10 million CelsiusB ultra powerful lasers being used to produce huge gravitational pressureC deuterium and helium being fused together to form tritiumD delivering ultrav
题目
单选题
The NIF process of nuclear fusion involves ______.
A
high lab temperatures of about 10 million Celsius
B
ultra powerful lasers being used to produce huge gravitational pressure
C
deuterium and helium being fused together to form tritium
D
delivering ultraviolet energy to hit the target