按要求把如图的实物元件连接起来,使小灯泡L1和L2并联,电流表测量电路的总电流,开关控制整个电路。
The economic plan announced by the government soon after the crisis was greeted enthusiastically .
A.in a row
B.for a moment
C.on all sides
D.at first sight
抗燃油压力热工保护定值是多少?