经静脉心肌造影评价犬冠脉阻断后危险区和梗死区面积 21，二者无显著差异(t=1．023，P=0．168)。阻断4h后最大DA％为22．20±3．77，与危险区面积(risk area，RA)占心脏短轴切面上左室心肌总面积的百分比(RA％)相关显著，r=0．91。阻断4h最小DA％为8．80
基于4个网页-相关网页
high risk area 高风险区
critical earthquake risk area 地震重点危险区
high environmental risk area 高环境风险区
country risk area 国家风险范围
low-risk area 低度风险区域
low risk area 低发区
key risk area 重点危险区
top risk area 高位风险区
high-risk area 高度风险区域
Could some of the deaths have been prevented in this notoriously high-risk area?
在这个众所周知的高危地区，有些死亡是否可以避免？
A second major risk area is not validating assumptions early in the development process (which may prove to be invalid when the system is in integration testing, leading to significant rework).
第二大的风险区域就是在开发过程中的早期不去确定假定条件(这可能在系统进行集成测试时被证明是无效的，导致重大的返工)。
奥克·菲尔德是个低风险的地区。
The coast of Nigeria has long been a high risk area.
VOA: special.2009.05.27
The threat,made on December 31 in a message posted on an extremist Internet Web site, prompted the Naval Criminal Investigative Service to elevate the risk for all U.S.military and commercial ships sailing through an area stretching from Somalia to the Persian Gulf.
VOA: standard.2010.01.07
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