预防母婴传播服务的覆盖率相对较低(16%)。
作者提出了一些不同的吸附模式，并报道了其相对的表面覆盖率。
The author proposes a number of different modes of absorption and reports their relative surface coverages.
最后，利用TC正交数组为簇级测试产生覆盖率广、相对少的测试用例。
Finally, we use TC orthogonal array method to produce relatively fewer test cases with broaden coverage.
生态环境质量较差的乡镇分布在沿江地区，主要存在人口密度大、覆盖率较低、降雨相对不足、水土流失严重等问题。
Whereas, towns with worse eco environmental quality were mainly located on bo th sides of Yangtze River with lower vegetation coverage, large population, insufficient rainfall and soil erosion.
采用域覆盖率衡量模块级验证工作的充分型，结果表明这种覆盖率相对于行覆盖率和路径覆盖率更能准确衡量验证工作的充分性和发现验证漏洞；
Domain method is adopted to measure block level verification quality, domain coverage metrics can find more verification holes, compared with line and path coverage metrics.
采用域覆盖率衡量模块级验证工作的充分型，结果表明这种覆盖率相对于行覆盖率和路径覆盖率更能准确衡量验证工作的充分性和发现验证漏洞；
Domain method is adopted to measure block level verification quality, domain coverage metrics can find more verification holes, compared with line and path coverage metrics.
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