这种等级结构也可能存在于植物中。
卡巴尔德语打破了复杂的等级结构。
毫无疑问，电子信函削弱了组织内部的等级结构。
There is no doubt that E-mail flattens the hierarchical structure of an organization.
城市体系结构是等级规模、职能和网络的综合反映。
The structure of urban system is the reflection of urban size, function and network.
防火玻璃按结构分等级，可分为单层防火玻璃和复合防火玻璃。
The fire-resistant glass consists of single and compound glass according to the structure.
因此，有必要调整汉语水平考试的等级结构。
建筑结构安全等级二级，设计使用年限为50年。
The structural safety class is second class, design working life is 50 years.
城市规模等级结构的划分是一个多指标的分类问题。
The division of city hierarchical structure is a multi-index classification problem.
“网点学校”的教练员队伍，年龄结构合理、具有较高学历和合理的教练员等级结构。
"Network school" of coaches, a reasonable age structure, with higher education and reasonable coaches hierarchy.
“网点学校”的教练员队伍，年龄结构合理、具有较高学历和合理的教练员等级结构。
"Network school" of coaches, a reasonable age structure, with higher education and reasonable coaches hierarchy.
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