Use of the instantaneous wave-free ratio or fractional flow reserve in PCI N Engl J Med, 376 (2017), pp. 1824-1834 Google Scholar 32 S.J. Head, M. Milojevic, J. Daemen, J.M. Ahn, E. Boersma, E.H. Christiansen, et al. Stroke rates following surgical versus percutaneous coronary ...
Also, bring at least enough Packagers to use on every item not able to be attached to your backpack, we will need to transport all of this by-person later on. At this point we are good to go for unlocking our first Chamber; you should have marked the direction of one when you first...
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Vertical displacement and member stress level of TS1-2TS2-1竖向位移如图13(a)所示,提升过程中最大竖向位移为95 mm,位于波浪形网架处,悬挑长度为20 m,挠度为1/210,满足1/125的限值[18]要求。TS2-1杆件应力水平如图13(b)所示,提升过程中最大应力为202 MPa,小于钢材强度设计值305 MPa,结构处于弹性状态。