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Sanin County Trail East 112 ° 25'-113 ° 04 ', latitude 39 ° 11'-39 ° 47' between the northern Shanxi Province is located in the east to the county, on behalf of the Southern border counties, West New Town , Ping Lu II, North and Zuoyun,you yu , Huairen border.
山阴县位于东径112°25′—113°04′，北纬39°11′—39°47′之间，地处山西省北部，东邻应县，南毗代县，西交朔城、平鲁二区，北与左云、右玉、怀仁接壤。
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The technology of calcium-removing in the production of high-purity manganese carbonate is studied in which the manganiferous waste water from the production of 1,4-dihydroxy benzene is as raw material.
研究了以对苯二酚生产中副产含锰废水为原料，生产高纯碳酸锰的除钙工艺。
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The advantages of dual grafts for bridging defects are as follows:(1) mechanical fixation is better than fixation by a single onlay bone graft;(2) the two grafts add strength and stability;(3) the grafts form a trough into which cancellous bone may be
双侧植骨桥接骨缺损的优点包括：①机械固定作用比单侧贴附植骨更好；②双侧植骨可增加强度和稳定性；③双侧的植骨可形成一骨槽，可在其中压紧松质骨；④与单侧植骨不同，双侧植骨在愈合过程中可防止挛缩的纤维组织危害移植的松质骨。
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