相同时间内，下列杂质对锌在0.5mol/l硫酸中腐蚀速度影响最大的（） ["0.79%Cu","1.23%Fe","1.1%As","1%Hg"]
供给学派认为，当出现货币不稳和税率上升时，人们将更多储蓄转移为下面的哪些形式？（） ["股票","长期债券","短期金融证券","房产","黄金"]
在photoshop中的通道数共有（） ["8","16","32","64"]
下列叙述哪项是正确的（） ["控制室、电气控制台、电气控制柜的设计和电气设备、电器元件的安装位置应方便人员操作、维护和检修，控制按钮应有明显的识别标志、信号灯；","控制柜、操作台、导线保护管等不得使用易燃材料制作；","控制柜、操作台内保持清洁，不得堆放任何杂物；","以上都正确。"]
What are three common reasons for ATM CRC errors？（） ["Incorrect VPI and VCI configuration","Noise， gain hits， or other transmission problems on the data link equipment","ATM cells are dropped due to incorrect ATM routing in the service provider.","A faulty or failing ATM interface.","Cells are dropped due to traffic policing in the ATM cloud on one or more virtual circuits attached to theATM interface"]
断裂变形
