It has been found that area method of atmosphere space structure measure was necessary on complex surface area.
本文提出了下垫面复杂地区在雷达电波射线经过区域内进行多点大气探测的新方法——区域法。
For the statics problem in complex near-surface structure area, on account of the restriction of current statics method, the statics problem in such area cannot be well solved.
由于现有静校正方法的应用存在一些局限，因此不能很好地解决复杂近地表结构地区的静校正问题。
Surface condition is very complex in western area, data quality is bad, most western data is low signal to noise ratio seismic data.
西部地区地表情况复杂多样，资料品质较差，多属低信噪比资料。
In this thesis, the products of enzymatic hydrolysis, the pulp freeness and the fiber specific surface area of aspen SGW pulp in enzymatic modification with complex cellulases were studied.
研究了杨木sgw浆酶改性过程中，酶解产物、浆的游离度增加值和纤维的比表面积的变化规律。
In this thesis, the products of enzymatic hydrolysis, the pulp freeness and the fiber specific surface area of aspen SGW pulp in enzymatic modification with complex cellulases were studied.
研究了杨木sgw浆酶改性过程中，酶解产物、浆的游离度增加值和纤维的比表面积的变化规律。
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