China Railway Erju Group(CREG) is a huge state-operated enterprise, which has more than 50 years professional experience in civil engineering.

中铁二局集团是一家以建筑施工为主、具有50多年从业历史的国有特大型企业。

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Objective To compare the high resolution DNA typing method with serological method for HLA B40 cross reactive groups (CREG) typing in Chinese population.

目的比较研究中国汉族人群HLAB40交叉反应组血清学分型与高分辨度dna分型结果。

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Objective To establish a method of high resolution DNA typing for HLA B40 cross reactive groups (CREG) in Chinese with polymerase chain reaction with sequence specific primers (PCR SSP).

目的采用顺序特异引物聚合酶链反应技术(PCRSSP)，建立汉族人群HLAB40交叉反应组高分辨度dna分型方法。

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Five further roads, including the Mountain Road from the Bungalow to the Creg-ny-Baa, were reopened on Monday.

BBC: Isle of Man roads closed by snow and surface water

Repair work is ongoing on the A18 Mountain Road, specifically at the Creg-ny-baa, the Gooseneck and Ramsey Hairpin.

BBC: Manx road repairs will only 'scratch the surface'

Six roads including the A18 Mountain Road between Ramsey Hairpin and the Creg-ny-baa will not reopen until 08:00 GMT on Tuesday.

BBC: Isle of Man snow leads to overnight road closures