目的调查中国人群QRS电交替（QRSEA）出现率。
Objective To investigate occurrence rate of QRS electrical alternans (QRSEA) among healthy Chinese.
结论氟乙酰胺对心脏有明显的损害，而且可以引起心脏电交替。
Conclusion Fluoroacetamide may cause obvious heart damage, and also heart electrical alternation.
结论：脑出血患者心电图t波电交替和Q - T离散度变化与出血部位有明显相关性。
Conclusion there are correlation between t wave alternations and QT dispersion of electrocardiograph and the locus of cerebral hemorrhage on early cerebral hemorrhage patient.
目的：探讨脑出血患者急性期心电图T波电交替和Q-T离散度变化与出血部位的关系。
Objective to explore the relation between T wave alternations and QT dispersion of electrocardiograph and the locus of cerebral hemorrhage on early cerebral hemorrhage patient.
现结合文献对T波电交替的机制、检测方法、研究现状、适应证、临床意义及优缺点作一综述。
The article presents mechanism, ways and means, condition of research, clinical indications and significance, merits and...
在急性心脏缺血事件中J波单独出现，或与ST段抬高，或与T波电交替同时出现时均是心脏猝死的高危预警指标。
When present alone, or together with elevated ST segment or t wave, patients were at high risk of cardial sudden death.
郎佩特的研究小组让病人进行一项练习，即讲述最近发生的一件令他们生气的事情，同时通过一种名叫“T波交替”的试验来测量病人心电的不稳定度。
Patients in the study took part in an exercise in which they recounted a recent angry episode while Lampert's team did a test called T-Wave Alternans that measures electrical instability in the heart.
结论双向交替牵引手法配合低频电刺激是更为有效的治疗椎动脉型颈椎病的方法。
Conclusion the bidirectional alternate traction manipulation plus low frequency electric stimulation are effective in the treatment of the vertebral-artery-type cervical spondylosis.
同均一相pzt薄膜材料相比，由致密层和多孔层交替排列形成的近周期PZT多层膜具有铁电、介电增强效应。
Compared with the uniform PZT thin films, the PZT multilayer with alternating dense-PZT and porous-PZT layers exhibits an enhancement both in ferroelectric and dielectric performances.
电转炉是新近开发的将氧气顶吹转炉与直流电弧炉相结合的技术，其电极与顶吹氧枪可交替使用。
The Arcon is a recently developed combination of a top -blown oxygen converter and a DC arc furnace with a single electrode, which can alternate with the top oxygen lance.
电转炉是新近开发的将氧气顶吹转炉与直流电弧炉相结合的技术，其电极与顶吹氧枪可交替使用。
The Arcon is a recently developed combination of a top -blown oxygen converter and a DC arc furnace with a single electrode, which can alternate with the top oxygen lance.
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