本文对向量法和采样点计算法两种数字式负序滤过器进行研究。
Two types of digital negative sequence strainer using vector method and sampling method are researched in this paper.
结果4只临时性滤过器附有大量血栓，改作永久性滤过器置入术。
Results Large amounts of thrombosis adhered to the inserted filters was seen in 4 temporal filters, which were replaced with permanent ones.
目的：评价置入下腔静脉滤过器预防静脉血栓脱落引起肺栓塞的效果和安全性。
Objective to evaluate the efficiency and safety of placing an inferior vena cava filter (IVCF) to prevent the pulmonary embolism caused by detachment of thrombus.
结论下肢深静脉血栓形成病例安置下腔静脉滤过器后，行局部大剂量抗凝溶栓治疗安全有效。
ConclusionPlacement of VCF is effective and safe for patients with deep venous thrombosis in lower limbs along with therapy of local anti-coagulation and thrombolysis.
目的：评价置入下腔静脉滤过器预防各种因素所致静脉血栓脱落引起肺动脉栓塞的效果和安全性。
Objective:To evaluate the effectiveness and safety of inserting an inferior vana cava filter(IVCF) to prevent the pulmonary embolism due to detachment of the thrombus caused by varieties of factors.
再摇合器底部捣碎覆盆子和草莓。不加奶油，其他混合，加冰摇合入滤过的杯子。在杯口分层倒奶油。
Muddle raspberries and strawberries in base of shaker. Add other ingredients apart from cream., shake with ice and fine strain into chilled glass. Lightly whip cream and layer over drink.
再摇合器底部捣碎覆盆子和草莓。不加奶油，其他混合，加冰摇合入滤过的杯子。在杯口分层倒奶油。
Muddle raspberries and strawberries in base of shaker. Add other ingredients apart from cream., shake with ice and fine strain into chilled glass. Lightly whip cream and layer over drink.
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