Starter Relay的中文意思是（）。
参考答案：启动继电器
下列化肥中，氮的质量分数最大的是[ ]
A．（NH4）2SO4
B．CO（NH2）2
C．KNO3
D．NH4HCO3
Jasmine was holidaying with her family in a wildlife park she was bitten on the leg by a lion. [ ]
A.when
B.while
C.since
D.once
