[单选题]
Which of the following is a fucmgb a+)rmdn/n6ih*i w+ 0ox/ndamental unit9)a)m ekt/ poeg (ftx8 in the SI system?
A. kevin
B. volt
C. coulomb
D. joule
参考答案: A
本题详细解析: The fundamental units are kelvin, ampere, second, kilo+ **p4msuo,xwhk08jb,tnw n 2q 3vq ndgram, metre, and mole and cannn 0d vwu+p3*nhjmkqqxs*t 24w,8b,o dela