利用弱逆和核迹方法，刻画了毕竟纯整半群上的矩形群同余。

The rectangular group congruences on eventually orthodox semigroup were characterized by means of weak inverse and kernel-trace approach.

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对MPH纯酶的底物特异性研究中发现：它水解甲基对硫磷的比活力是水解乙基对硫磷比活力的20余倍。

We found that purified MPH have a 20-fold higher hydrolytic efficiency to methyl parathion than to parathion.

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合肥翡翠湖国宾馆共由6栋楼阁组成，其中1、2、5、6号楼全部采用“纯翠欧风”无纸面石膏板共3万余平方。

Hefei feicui lake state guest hotel is composed by six buildings among which building15and6all adopt "chuncui european style" non-paper-surface gypsum board totally30000m2.

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