导管测量兔股动脉血压。
The femoral artery blood pressure were measured with catheter.
我们的研究有一定的局限性：（1）动脉导管部位不是随机分配的；
Our study has certain limitations: (1) Arterial catheter access was not randomly assigned;
我们的研究有一定的局限性：（1）动脉导管部位不是随机分配的；
Our study has certain limitations: (1) Arterial catheter access was not randomly assigned;
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