However, taking into account the progress of unknown length of time, AIDS prevention community needs to consider the adoption of a joint of different treatment regimens to prevent the disease.
但是考虑到这个进展的时间长短不明,艾滋病预防界需要考虑通过联合不同的治疗方法预防该病。
It is concluded that the adoption of the pipeline anti-corrosion and flexible joint is an effective way to prolong the service life of cement concrete drains.
对水泥混凝土排水管道的柔性接口方式进行了对比分析。
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