試驗用土樣 的英文怎麼說
中文拼音 [shìyànyòngtǔyàng]
試驗用土樣
英文
test borings- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 樣 : Ⅰ名詞1. (形狀) appearance; shape 2. (樣品) sample; model; pattern Ⅱ量詞(表示事物的種類) kind; type
- 試驗 : trial; experiment; test
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They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。At the same time 7794m3 affusion test were processed, and roadbed settlement observation conducted for two more year, physical mechanism and chemical index experiment were analyzed in the laboratory, section experiment of earth sample was proceed, changement of compacted soil body micromechanism along with depth were analysed by polariscope and scan electricscope. drain ditch, barrel - drain and little bridge were treated by composite geotextile
在室內進行了物理力學、化學指標實驗分析,並對土樣結構進行了切片試驗,用偏光顯微鏡和掃描電鏡分析了土壤碾壓后沿深度分佈的土體微觀結構變化情況,對邊坡、邊溝、排水溝、小橋涵及護坡封水採用復合土工布進行處理。Seven plots selected from wanglang reserve were distributed in different types of forest and at different altitude, and different plot has different microclimate. soil property, microbial population, soil nutrient content of forest soil were determined in wanglang natural reserve, from may to october 2002 to july 2003, the ecological distribution of three main groups, bacteria, actinomycete and fungi were determined in the forest soils by the cell enumeration methods. six kinds of physiological groups, including ammoniation bacteria, nitrification bacteria, nitrosification bacteria, aerobic autogenesis azotobacter, aerobic cellulose - decomposing bacteria and anaerobic cellulose - decomposing bacteria were enumerated by the most - probable number ( mpn )
2001年10月在王朗自然保護區內設立了3個定位研究樣地和4個臨時樣地,通過多次現場采樣與室內實驗分析,測定了白樺林、岷江冷杉林、紫果雲杉林、繡線菊-羊茅群落、羊茅群落及高山柳灌木叢等6種不同植物群落內土壤微生物三大類群數量、功能微生物數量、土壤養分,並在固定樣地內使用埋袋法進行了三個埋藏深度的凋落物分解袋試驗,初步研究了枝條、闊葉、針葉等凋落物組分在不同分解階段所含養分的動態變化。Testing on artificial samples with conducting rock grains it proves that the model can be applied in clay - free porous rocks with conducting grains, but formation water resistivity must be less than rock grain resistivity
通過一組骨架導電的人造巖樣的試驗,表明該模型可以用於不含粘土的骨架導電的巖石,但地層水電阻率應小於顆粒電阻率。The experiments of artificial samples with conducting rock grains show that the model may be applied in clay - free porous rocks with conducting rock grains, with a condition of formation water conductivity being larger than rock grain conductivity
通過一組骨架導電的人造巖樣的試驗,表明該模型可以用於不含粘土的骨架導電的巖石,但地層水電導率應大於顆粒電導率。In this paper, rebar corrosion state was judged with three electrochemical nondestructive measuring technologies, i. e. half - cell potential, a. c. impedance and time potential. when the rebar was transformed from passivation to depassivation, it can obtain the chloride ions corrosion critical content through taking and analyzing chloride ions content around the rebar
本文利用半電池電位法、交流阻抗法和時間電位法三種電化學無損檢測技術判斷評估試件在試驗過程中鋼筋腐蝕狀況,當鋼筋由鈍化狀態轉為活化狀態時,取樣分析鋼筋周圍氯離子含量,得到了不同技術條件混凝土的氯離子臨界濃度。The dispersibility as well as seepage distortion and salt transference under long - term seepage condition of soil samples obtained from the clay core wall in xijiao and sanping reservoirs were studied by physical and chemical properties of soil and composition of clay mineral and the tests for identification of dispersive clay soils which included double - hydrometer test, pinhole test, crumb test, tests to defermine salt content of pore water and percentage of exchangeable sodium
摘要應用碎塊、針孔、雙比重計、孔隙水可溶鹽和交換性鈉百分比等五種試驗方法,結合物理化學性質和礦物成分分析,對西郊、三坪兩水庫大壩心墻土樣進行了多種方案的分散性試驗及長期滲流條件下的滲透變形試驗和鹽分運移試驗。In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor
針對當前黑土利用現狀,本文借鑒眾多學者的研究方法和觀點,在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地,在玉米區進行了不同數量的施肥,通過野外試驗,採集一年自然降雨產流及泥沙樣品,同時採集降雨前後的耕層土壤樣品,研究了黑土區地表徑流對氮磷養分特徵及肥力退化的影響,結果表明:土壤侵蝕和氮磷的流失受諸多因素的影響,降雨量、降雨強度是重要因子,而降雨強度是影響農田地表徑流養分流失的最重要的氣象因子,特別是暴雨,暴雨徑流中氮磷濃度較平時高得多;隨作物生長,覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異,氮磷流失都表現為顯著的差異。In the first part of this dissertation, theory of fracture mechanics of the frozen soil has been presented. a general strength theory based on fracture mechanics was proposed, and the validity of the theory using in frozen soil was discussed. the fracture toughness values for different kinds of cracks extension were determined, such as the plane strain fracture toughness for mode i cracking ( kic ), fracture toughness for mode cracking of frozen soil and the intersection of frozen soil and concrete
論文第二章為凍土斷裂力學的基本理論,包括斷裂力學在凍土研究中的工程適用性、條件適用性、平面應變斷裂韌度測試的適用條件等,給出了凍土斷裂韌度k _ ( c ) 、 k _ ( c ) 、 -型復合斷裂測試的基本原理及試驗方法,並基於weibull脆性破壞理論推導了凍土三點彎曲試樣k _ ( c )尺寸效應系數,為後面的工作提供理論基礎。The experiment results proved that the dosages of optimal hardening agent soil stabilized by the hardening agent designed by this method were much higher than that stabilized by cement
試驗證明:對不同的典型土樣,利用該公式計算得到的固化劑各組分的摻入比與試驗得到的結果比較接近,且按本設計方法配製出的固化劑加固效果優於水泥加固的效果。In order to ensure the safety of engineering, it should be careful to use the test result of normal drilling sampling, the pitting sampling, shaft sampling, or double - tubles and thin - wall soil collecting methods should be used
為保證工程安全,對常規鉆孔取樣試驗成果的使用應當慎重,對重要工程宜採用探坑、豎井取樣,或採用雙筒薄壁取土技術。A one kilogram sub - sample was taken for chemical analysis and adsorption study, and the rest of the soil sample was stored for greenhouse experiment
從大土樣中取出1公斤用於化學分析和吸附研究,剩于土樣貯存用作溫室盆栽試驗。Standard test methods for sampling and testing fly ash or natural pozzolans for use in portland - cement concrete
硅酸鹽水泥混凝土中使用的飛灰或天然火山灰的取樣和試驗用標準試驗方法Sludge. organic soil conditioners. growth media. preparation of partially dry test samples. expression of results
污泥.有機土壤改良劑.生長培養基.試驗用部分干試驗樣品的制備.試驗結果的表述( 5 ) the excavating examination and dynamic sounding examination are used to testify the construction quality of the vibroflotation process. standard penetration test is also used to test the fill - material between the stone columns
對振沖處理效果和質量,採用了開挖檢查,樁體動力觸探檢測,樁間士初、川:貫入試驗及取樣試驗等方法對施土效果和質量進行檢測。Practise for preparing disturbed soil samples for soil testing
土壤試驗用擾動土樣制備的實施規程The sampling area lies in jiangjin city, where is undulating topography, purple soil and paddy field soil account for most of its soil types, the status of land use are paddy and dry land
本次試驗的采樣區位於江津市,為低山丘陵地貌,土壤類型主要為紫色土和水稻土,土地利用現狀主要為水田和旱地。Standard practice for preparing coupons for flexural and washout tests on glass fiber reinforced concrete
玻璃纖維增強混凝土的撓性及沖洗試驗用試樣的制備標準實施規程That is to say, there are differences in selecting the points which represent the average compactive effect of soil between piles. based on cavity expansion method, the stress change of soil between piles when sinking pile is studied with elasto - plasticity theory. the triaxial compression tests of undisturbed samples are carried our in laboratory
本文通過圓孔擴張理論,應用彈塑性理論對灰土擠密樁成孔過程中樁間土土體應力的變化進行了分析研究,通過試驗採取原狀土樣進行三軸試驗,用鄧肯-張模型建立土的本構關系,對樁間土的擠密進行理論分析,並通過現場干密度試驗,分析和研究樁間土的擠密效果。( 3 ) study of triaxial test of dry soil and the formation of shear band in triaxial specimen of fly ash. because the digital image processing technique can directly measure the axial and radial deformation of soil specimen in any moisture, general triaxial apparatus can be used to do the triaxial test of dry soil. in the study of the triaxial test of dry soil, the stress - strain characteristic is compared with that of the saturate soil at the same condition
( 3 )干土的三軸試驗以及粉煤灰三軸試樣剪切帶形成的試驗研究:利用土樣變形數字圖像測量技術可以直接量測任意含水量土樣的軸向和徑向變形,對干土和飽和土進行三軸試驗,比較了干土和相同條件下飽和土的應力應變特性。分享友人