特别提款权是IMF会员国原有的普通提款权以外的提款权利,故与其它储备资产形式相比无明显区别。
A. 正确
B. 错误
奥氏体不锈钢焊条的药皮类型有酸性钛钙型和碱性低氢钠型两大类。()
A. 正确
B. 错误
Which of the following problems should be taken when cleaning the air filter on a diesel engine equipped with a turbocharger?()
A. Reduce engine speed to idle before removing the filter
B. Soak the dirty filter in kerosene only
C. Blow out the air inlet with compressed air
D. Cover the air inlet after removing the filter
()是指对城市发展全局有影响的、城市规划中确定的、必须控制的城市基础设施用地的控制界线。
A. 城市紫线
B. 城市绿线
C. 城市蓝线
D. 城市黄线