国际税收的实质是（）。 ["国家之间的的税收收益的分配","一国政府与其管辖范围内的外国纳税人之间的征纳关系","某一外国政府与其所辖范围内的纳税人之间的征纳关系","某一国家范围内的政府与纳税人之间的征纳关系"]
营销者将其产品用户划分为大中小三类客户的营销方法是（）。
过冷度
在车用柴油发动机的调整器内装有供油量校正装置，校正后柴油发动机的扭矩储备系数可提高（）。 ["5%-10%","10%-25%","25%-30%","30%-35%"]
On a series 1010 lightweight access point， the alarm led is flashing red， and all other leds are off. What is the lightweight access point indicating？（） ["it has lost contact with controller.","its ip address already exists.","it requires a code upgrade.","it is operating normally."]
简述公司法人格否定的主要适用情形和适用条件。
