stream pattern的用法和樣例：
例句
- By contrast, in liquid transients, pressures and flow pattern undergo smooth transitions and transient effects are small.
與氣量突變相比，液量突變引起的壓力和流型變化較平緩，瞬態(tài)效應小。 - For the air flow pattern in the clean room,The first place should be to entrain the contamination particles effectively.
潔凈室的氣流流型應以有效地排除污染粒子為優(yōu)先。
