second level中文什么意思

例句与用法

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1. Regional prediction of coal and gas outburst in second level tunnel of furong coal mine
   芙蓉煤矿下平硐煤与瓦斯突出区域的预测
2. Second level service
   二级保养
3. You have defined a second level in the product model lines user hierarchy
   此时即在“产品型号系列”用户层次结构中定义了一个第二级别。
4. The second level statistical system is the target model of reforming governmental statistical system of china
   开展统计教学改革推动建立网络统计
5. Do use a stable , version - independent product name at the second level of a namespace name
   在命名空间名称的第二级使用稳定的、与版本无关的产品名称。