饱和电抗器的励磁电流增大其铁芯内部的磁通密度会随着增大，饱和电抗器的感抗也随着增大。
参考答案：错
补益气血，调养心脾之法，适用于眩晕兼有（）.
A.面色晃白光
B.急躁易怒
C.头重如裹
D.腰膝酸软
E.胸闷作恶
Why is it important to have a project charter ？（）
A．It is the collection of all subsidiary project documents.
B．The project charter is the necessary basis for all work packages to be performed.
C．It formally authorizes the project.
D．It tracks the progress of the project.
