根据论文研究结果显示，社区化儿童福利院的建设模式作为我国目前大型儿童福利院的一种补充，可以提高和完善我国孤残儿童的养护问题。
The research shows that as a supplement mode to the main construction, the community-based construction of children's welfare institutions can benefit orphans.
公司经理虽极力否认，但安全性和维修养护费用水平所存在的问题不得不使很多人产生疑问。
Managers deny it, but many suspect safety and maintenance standards suffer.
本论文研究西北部地区的高速公路养护对策问题。
This dissertation focuses on the maintenance of expressway in the Northwest of China.
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