导流体 meaning in English

diffuser

The results of the experiments indicate that : thermal plumes in the mantle ( i . e . mantle plumes ) should be divided into two types , vertical plumes , as mentioned traditionally , and non - vertical plumes , including those of inclined - columns , vortexes , etc . , and the former may be only a particular case of the latter ; under the condition of the coriolis force to be ignored
在忽略科里奥利力的情况下，板块的下插和滞积下沉、岩石圈根的存在以及地幔介质粘度的非均匀分布等都可能构成不同形状的障碍导流体，导致地幔的涡旋运动。