low mass flow-speed 低质量流速
low-speed flow 低速流
low speed flow 低流速
low-speed flow field 低速流场
low speed flow control 低速流动控制
unsteady low-speed flow 非定常低速流
low speed percolation flow 低速渗流
low speed non-darcy flow 低速非达西流
Low flow speed lesions (venous malformation or lymphatic malformation) should be distinguished from other cystic lesions in head and neck.
低流速的静脉畸形、淋巴管畸形须与头颈部其它囊性病变鉴别。
First is free flow in which the density of traffic is low enough to allow vehicles to travel at the maximum speed allowed.
首先是畅通无阻，交通密度足够低，使得车辆能以最高时速行驶。
Flow of uniform pressure stability, low speed when the more apparent.
流量均匀压力稳定，低转速时更为明显。
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