g surface 中文意思是什麼

So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction

巖溶空間介質具有地上地下雙層結構，可溶巖造壤能力低，巖溶水空間分佈不均、地表地下水關系密切、水源易漏失，偏堿性環境、生物資源集聚程度低，植被逆向演替快、順向演替難，巖溶地質與生態環境十分脆弱，受到人為因素的影響和破壞，極易產生石漠化、土壤侵蝕與退化等一系列問題。

It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。

Through monitoring the growth of wetland plants mainly common reed and cattails and assaying o g and tph in soils according to timelapse, the function of wetland degrading oil pollution was validated. the petroleum pollutants in the surface layer of soil were decreased by eluviations and degradation

通過監測濕地植物蘆葦香蒲等的長勢和化驗土壤中總石油烴tph及油和脂o g隨時間的變化，以探討濕地狀態對石油污染和植物長勢的影響。

Through monitoring the growth of wetland plants mainly common reed and cattails and assaying o g and tph in soils according to time ? ? lapse, the function of wetland degrading oil pollution was validated. the petroleum pollutants in the surface layer of soil were decreased by eluviations and degradation

通過監測濕地植物蘆葦香蒲等的長勢和化驗土壤中總石油烴tph及油和脂o g隨時間的變化，以探討濕地狀態對石油污染和植物長勢的影響。

We build a ride comfort testing graphics database regarding real proving ground, which contains the objects, e. g. road surface, river, grassland, house, trees, cordillera and so on

參照道路試驗場景，建立了模擬隨機道路的包括路面、河流、草地、房屋、樹木、山脈等對象的車輛平順性試驗場圖形數據庫。

The following definitions apply to any planar surface, e. g. bedding, fault, joint or cleavage planes, veins or mineral deposits.

以下諸定義適用於任何平面，如層面，斷層面，節理面或劈理面，巖脈或礦床。

A very small tongue - shaped flap of tissue inserted on the upper surface of the leaves ( microsporophylls ) and sporophylls of certain clubmosses ( e. g. selaginella ) and quillworts ( isoetes )

某些石松門（如卷柏）和水韭類植物（水韭屬）的孢子葉上具有的一種極小的舌狀結構， 。

This in turn causes a more profound modification of the etched surface, e. g., due to roughening or amorphization

這將導致對于刻蝕表面的嚴重修正，譬如粗糙度和非晶化。

Surface waters comprise stream waters (e. g. rivers), oceans, lake, and impoundment water.

地表水包括流動水（例如河流）、海洋、湖泊和水庫水。

Finally, a discrete g 1 continuous b - spline surface is generated by a surface fitting algorithm

最後，通過曲面擬合演算法得到離散g 1連續的b樣條曲面。

Using water - soluble carbodiimide as condensation agent, biomacromolecules such as gelatin, collagen and chitosan were covalently grafted on the plla - g - pmaa membranes. solution of the biomacromolecules was further coated on the above membranes to increase the surface density of the biomacromolecules. this technology was designated " grafting and coating " method

為了將生物大分子化學接枝于plla膜表面，首先在plla膜表面接枝pmaa ，將羧基引入plla表面，利用水溶性碳化二亞胺edac作為縮合劑，與含有氨基的生物大分子反應，可將生物大分子如明膠、膠原和殼聚糖化學接枝在plla膜表面。

When contamination occurs on non - smooth surface e. g., carpet or clothes, contaminated materials should be discarded and put into an enclosed plastic bag

如果汞濺落在不平滑的表面上如地毯及布料，應把受污染物以相同方法棄置。

The methods reported by g. s. young in 2000, are applied on sea surface sar images featured by three dimensional convective cells. then the following parameters are retrieved from sar images : the characteristic wave length of three dimensional convective cell, the mabl depth, the vertical convective scale velocity, the surface buoyancy flux, obukhov length and the stability correction factor for sar derived sea surface wind speed

針對海洋大氣邊界層中三維對流渦旋sar圖像，用g . s . young在2000年發表的方法，反演三維對流渦旋的特徵長度、海洋大氣邊界層高度、以及海洋大氣邊界層垂直對流尺度速度、表面浮力通量、海面風速穩定性校正因子和obukhov長度。

Abstract : in this paper, pesent the development and trends in chemi cal component controlling, hot rolling and coiling processing, ferritic hot rollin g, trip steel processing, cool rolling, annealing and surface quality controlling f or deep drawing sgeet steels are analyzed and discussed

文摘:分析討論了目前國內外在深沖用薄板生產中的成分控制、熱軋、捲曲工藝、鐵素體區軋制、 trip鋼生產、冷軋與退火工藝以及鋼板表面質量控制方面的新進展和趨勢

The recombinants were constructed by transforming ppic9 a - xynb into p. pastoris gs115. the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p. pastoris. in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity. the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1. xynbb was gotten by deglycasylation of xynba, whose molecule weight returned to 23kd. we comparised the enzymatic properties of xynba expressed in p. pastoris, xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph, the optimal ph of xynb and xynba were both 5. 2, the optimal ph of xynbb was 5. 0 ; the optimal temperature of xynb and xynba were both 60 c, while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883. 88iu / mg and 832. 5hu / mg respectively, which were both lower than 2814. 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21. 56 ( g / kg ) and 20. 87 ( g / kg ), while the km value of xynbb was 27. 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg. min and 5329umol / mg. min respectively which were lower than 27623 umol / mg. min of xynb ; additionally all of the three enzymes did not display cellulase activity. they all had well resistance to pepsion and trypsin, and were not sensitive to metal iron, surface active agent and chelating agent. the analysis of different xylans enzymatic hydrolysate revealed : by xynba, that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose, which account for 68. 43 % and 16. 50 % respectively, additionally there was 11. 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose, which account for 81. 78 % and 11. 55 %. the result indicated that this xylanase was a kind of 1, 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides

進一步對xynba進行了脫糖基化處理得到xynbb ，其分子量恢復到23kd ，證明xynba是糖基化蛋白。通過對畢赤酵母重組表達的木聚糖酶xynba 、脫糖基化的木聚糖酶xynbb以及橄欖綠鏈黴菌a1所產原酶xynb之間酶學性質的比較發現：三種酶的最適ph差異不大， xynb和xynba均為5 . 2 ， xynbb為5 . 0 ； xynb和xynba的最適溫度均為60 ， xynbb降為50 ：在耐熱性上， xynba由於糖基化作用熱穩定性明顯高於未糖基化的xynb和xynbb ； xynba和xynbb的比活性分別為883 . 88iu mg和832 . 51iu mg ，明顯低於原酶的比活2814 . 45iu mg ； xynb和xynba的km值相當，分別為21 . 56 （ g kg ）和20 . 87 （ g kg ） ，而xynbb的km值較大為27 . 10 （ g kg ） ； xynba和xynbb的vmax相差不大，分別為4568 mol mg ? min和5329 mol mg ? min ，明顯低於xynb的27623 mol mg ? min此外三種酶均無纖維素酶活性，對胃蛋白酶和胰蛋白酶有很好的抗性，且對作用環境中的各種離子、表面活性劑、螯合劑不敏感。通過對不同木聚糖的酶解產物的糖份分析發現：以樺木木聚糖為底物時，酶解產物主要為木三糖和木四糖，含量分別為68 . 43和16 . 50 ，另外還含有11 . 79的木二糖；以玉米芯木聚糖為底物時，酶解產物主要為木二糖和木三糖，含量分別為81 . 78和11 . 55 。

3. by thermo - activation treating, the crystal water and constitution water of sepiolite were further changed. changes of channels between crystals and porosity made the specific surface area of the products increase from 295. 39 m2 / g to 324. 67m2 / g

3 .經過熱活化處理使海泡石的結晶水和結構水進一步發生變化，晶間管道和孔隙度的改變使產物的比表面積由295 . 39m2 / g提高到324 . 67時/ g 。

Effects on properties of nr / sbr / pa66 compound of modified rubber such as enr - 50, mg49, epdm - g - mah and nr - g - mah were investigated, besides utilizing pretreated short fiber and adhesive agents, so as to improve the adhesion on the surface between rubber and short pa66 fiber. first, mah grafted nr was made by myself using brabender plasticord from south china university of technology, while other modified rubber was procured from certain organizations

重點研究了環氧化天然橡膠（ enr - 50 ） 、甲基丙烯酸甲酯接枝天然橡膠（ mg49 ） 、三元乙丙橡膠接枝馬來酸酐（ epdm - g - mah ）及順酐化天然橡膠（ nr - g - mah ）等改性橡膠對sfrc性能的影響。

In the past decade, a lot of new work had been proposed to overcome the limitations of nurbs, such as triangular nurbs, t - spline, g - spline, rational gauss surface, and so on

為克服nurbs的缺點，十年來，先後出現了很多新的設計方法，如三角域nurbs 、 t樣條、 g樣條和有理高斯曲面等。

The preparation of composite membranes in this dissertation can optimize the separation function and improve the antifouling ability of the membranes while not change the properties of the pvdf radicle membranes. the pvdf - g - pamps hollow - fiber grafted composite membrane was prepared through surface chemical grafting

本文採用制備中空纖維復合膜的方法，在不改變pvdf基膜材料本體性能的基礎上，發揮基膜材料和分離功能層膜材料的優點，得到高分離功能、高透過通量的智能復合膜。

Surface waters comprise stream waters ( e. g. rivers ), oceans, lake, and impoundment water

地表水包括流動水（例如河流） 、海洋、湖泊和水庫水。