The cross sectional transitions are smooth to avoid dead spaces and minimize pressure loss.
横截面的平滑转变避免了死空间，并且使压力损失达到最小。
The emulsification was taken cross splitting method with low energy and high negative pressure.
应用十字刻沟法并且应用低能量高负压原则的乳化劈核技术行超声乳化手术。
The emulsification was taken cross splitting method with low energy and high negative pressure.
应用十字刻沟法并且应用低能量高负压原则的乳化劈核技术行超声乳化手术。
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