過腐蝕 的英文怎麼說
中文拼音 [guòfǔshí]
過腐蝕
英文
over etching-
It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish
它可以直接使大片森林死亡,農作物枯萎;也會抑制土壤中有機物的分解和氮的固定,淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素,使土壤貧瘠化;還可使湖泊、河流酸化,並溶解土壤和水體底泥中的重金屬進入水中,毒害魚類;加速建築物和文物古跡的腐蝕和風化過程;可能危及人體健康。It may develop in place by the decay and disintegration of bedrock.
它可能是通過基巖的腐蝕和崩解就地生成的。Arc sprayed aluminium composite coating can increase the service life of reaction caldron up to the design life
採用電弧噴塗鋁復合塗層來解決反應釜的腐蝕問題,可使其達到或超過設計壽命。This process produces corrosion of metals.
這一過程造成金屬的腐蝕。Applicable to lpressure measurements for liquid mediums at high temperature, such as corrosive, high viscous, crystallizable and solid - particles containing fluids commonly used in petrochemical indusery, etc
隔膜壓力表用於化工等部門生產過程中測量具有腐蝕性、高粘度、易結晶、含有固體狀顆粒、溫度較高的液體介質的壓力。While rock salt ( nacl ) is relatively abundant and a very cheap deicer, it is endothermic while melting, pollutes the environment and accelerates corrosion of vehicles, bridges, guardrails and reinforcing steel in concrete
以氯化物鹽為主的傳統型除冰劑雖然原料廉價易得,冰點低,但融解過程吸熱,對環境造成污染,對道路設施產生腐蝕。All of these aspects need to be improved. considering the disadvantages of the two kinds of the deicers, great amounts of the science data are referred in the research experiment, by developing the main materials and the additives, a new kind of deicer : pal is founded. not only does pal remain the advantages of the traditional deicer such as cheap materials and low freezing point : - 43. 8 c, but it has the character of cma, low corrosion to steel and concrete
針對上述除冰劑的缺點,本課題收集了國內外大量的相關科技文獻,通過對主體物料和添加劑兩方面的改善,尋找到一種新型除冰劑pal ,它既保留了傳統除冰劑的優點,原料廉價易得,低冰點,可達- 43 . 8 ;又兼有cma的優點,對鋼鐵幾乎無腐蝕,對混凝土無不良影響。In this paper, the flow pattern defects ( fpds ) were revealed by secco etchant and their shape, distribution on wafer and tip structure were studied in details by optical microscope and atomic force microscope ( afm ). the relationship between etching time and the tip structure of fpds was also discussed. furthermore, by studying the effect of rapid thermal annealing ( rta ) on the density of fpds in ar, the annihilation mechanism of fpds was discussed in this paper
本文將cz硅單晶片在secco腐蝕液中擇優腐蝕后,用光學顯微鏡和原子力顯微鏡對流動圖形缺陷( flowpatterndefects , fpds )在矽片中的形態、分佈及其端部的微觀結構進行了仔細地觀察和研究,並討論了腐蝕時間對fpds缺陷端部結構的影響;本文還通過研究ar氣氛下快速退火( rapidthermalannealing , rta )對fpds缺陷密度的影響,初步探討了fpds的消除機理。Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed
在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用激光正反射法和自然解理的不同( 110 )面之間的關系,方便、快速、準確的進行定向切割晶體的方法;採用生長的czt單晶體自然解理的( 110 )面,經過表面處理,試制了探測器元件,對24lam有較強的響應。The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological
分別以國家級文物保護單位的土質、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。As the grounding grid is underground, large - scale digging was adopted to find the erosion in practice all along
由於接地網埋設在地下,以往工程上一般通過大面積開挖檢查接地網的腐蝕情況。According to the topology of the substation and resistance measurements of down - leaders, the erosion diagnosis equation is built and the resistance variations of grounding grid branches are solved, and the erosion of grounding grid could be found through the fuzzy diagnosis regulation
利用接地網拓撲結構圖及接地網引下線間的電阻測量值,建立腐蝕診斷方程,通過求解診斷方程,計算出接地網支路電阻值變化量,採用模糊診斷方法判斷出接地網導體腐蝕的情況。This thesis deals with the application of image segmentation to the automatic identification of a bar code image with a complex background. the bar code image is segmented by the program which is coded by vc + + 6. 0, then by image erosion, the background such as characters etc is processed, yielding isolated points which are filtered by a median filter. the relative position of the bar code does not change
本論文將圖像分割應用在有復雜背景的條碼圖像自動識別上,運用vc + + 6 . 0編寫的程序,處理分割的條碼圖像,然後用圖像腐蝕的方法,處理圖像上的文字等背景使其變成一些孤立點,再通過中值濾波去除圖像上的噪聲點,此時圖像中條碼的相對位置不變。In this paper, the mechanism and forming process of the cracks in view of the stress corrosion were analyzed accounting for the pressure vessels working in the atmosphere of wet hydrogen sul - phide, sodium hydroxide or liquidized ammonia
本文分析了壓力容器及設備在濕潤硫化氫、氫氧化鈉溶液和液氨介質中應力腐蝕開裂的機理和應力腐蝕開裂的過程。When compared with pvd, cvd, fad film is dense, flat and lubricous because of 100 ionization rate of sediment after magnetic filtering without any large granule. moreover, it has good corrosion resistance and is not easy to be removed
與pvd cvd技術比較,由於磁過濾后沉積粒子的離化率為100 ,並且沒有大顆粒, fad形成的薄膜非常緻密和平整光滑,抗腐蝕性能好,且與機體的結合良好不易脫落。The comprehensive effect of partial acidlity of working medium, flowing status of fluid, nocuous material in atmosphere, together with the overlong usage, largely increased the corrosion rate and caused the leakage
結果表明,泄漏的主要原因是焊接缺陷導致焊縫區發生縫隙腐蝕,而工作介質的局部酸性、流體的流動形態、大氣中有害物質、溫差應力等綜合作用,加上使用期過長等加劇了腐蝕,導致該塔泄漏。This algorithm functions with an operator - - - a kind of operator on set theory, searching for the matched version in the original with the structural element
該演算法通過腐蝕運算元,一種集合運算運算元,在原始圖像中尋找與結構元相匹配的圖形基元。There are bacteria that help plants grow, others that get rid of dead animals and plants by making them decay, and some that live in soil and make it better for growing crops
有些細菌能幫助植物生長九酷音樂網另一些細菌則通過腐蝕來消除死去的動物和植物,還有一些細菌則生活在土壤里,使土壤變得對種植莊稼更有好處。The specimens showing profuse branching of vessels and ducts in colour were prepared by a corrosion casting method
這些標本展示了色彩豐富的血管和導管分支,是通過腐蝕鑄型技術造成的。After a slight chemical etching, carbon cluster tracks, were observed for the first time by atomic force microscope ( afm ) and the clear images were obtained. the track structures for c1 - c4 were analyzed and compared by the offline - analyzing program, of afm. the interaction of the cluster - and solid was discussed
然後,用其轟擊固體徑跡探測器cr - 39 ,對cr - 39經過腐蝕之後,用先進的原子力顯微鏡( afm )對碳微團簇徑跡進行了觀測,得到了清晰的圖像。分享友人