HI值越接近1表示靶区剂量均匀性越好);PTV适形指数(coverage index,CI) = Vt,ref/Vt × Vt,ref/Vref,(Vt为靶区体积,Vt,ref为参考等剂量线包...
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test coverage index 测试覆盖指数 ; 测试掩盖指数
forest coverage index 森林覆盖率指标
import coverage index 进口覆盖指数
vegetation coverage index 植被覆盖指数
Index Coverage 索引覆盖 ; 真相
index of forest coverage 森林覆盖率指标
For each country, the national coverage gap was determined for an overall health service coverage index and select individual health service indicators.
对于每个国家,国民医疗服务覆盖缺口确定为整体医疗服务覆盖指数和选定的个别医疗服务指标。
Based on Chinese Resources and Environment Database, the vegetation coverage index for each county and its provincial normalized coefficient of 1995 and 2000 of Hubei province are calculated.
以中国资源环境数据库为支撑,计算出1995和2000年湖北省各市县植被覆盖指数及省级归一化系数。
Coverage is an important quantitative index for plant community structure.
盖度或者覆盖度是植物群落结构的一个重要数量指标。
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