The politicsoc.com Diaries
You may have a lot of appliances plugged in to the circuit (which the admirer is on) and it can have tripped the breaker. Or the breaker may perhaps defective and tripped By itself with no overloading.限制:雖然民意調查是一個有價值的工具,但它也有其限制。例如,樣本可能不完全代表目標人群,或者問卷的�