The Multi-work Condition Declivitous Impact Testing System was introduced which has variable impacting angle, rigidity, and length of stroke.
论述了多工况倾斜冲击试验系统，该系统具有可变的冲击角度，刚度和行程长度。
High blood pressure is a serious burden on the vascular system and is known to cause heart disease, stroke, and other cardiovascular diseases.
高血压是心血系统的严重负担，而且会导致心脏病，中风和其他心血管疾病。
A mild stroke can also be caused by a blood clot, which, Liebeskind said, can occur anywhere in the circulatory system, cutting off blood flow to the brain.
里贝斯金提到，轻度中风亦可能是由血凝块所引发。血凝块可能存于血液循环任一环节，它将削减流向大脑的血液流量。
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