全电路欧姆定律是用来说明,在单一闭合电路中,电压、电流、电阻之间基本关系定律,即在单一闭合电路中,电流与电源的电动势成正比,与电路电源的内阻和外阻之和成反比。( )
参考答案:对
Li Lei cheered _____ he _____ the football match.[ ]
A. seemed; join
B. as if; took part in
C. looks; took part in
D. as if; join in
军用列车的编组,由军事部门和部队根据符合安全要求、便于装卸和部队指挥的原则确定。