The results showed that rock tensile strength of sample with a diameter of 25 mm and a length of 25mm treated by drilling fluid was higher than that of untreated rock samples with a diameter of 50mm and a length of 50mm.
在考慮試驗(yàn)巖樣尺度效應(yīng)的基礎(chǔ)上,進(jìn)行的模擬地層條件下鉆井液對(duì)巖石力學(xué)性質(zhì)影響的試驗(yàn)研究結(jié)果表明:經(jīng)鉆井液處理后的25mm×25mm巖樣的抗張強(qiáng)度高于未經(jīng)鉆井液處理的50mm×50mm巖樣,且處理后的巖樣抗張強(qiáng)度均高于未處理的巖樣。
The improvements of packaging paper strengths,including stiffness,ring crush compression resistance,folding endurance and tensile strength,by novel strengthening agents was investigated.
該文探討了用新型增強(qiáng)劑提高紙頁(yè)的包裝強(qiáng)度:挺度、環(huán)壓強(qiáng)度、耐折度、抗張強(qiáng)度;比較了幾種增強(qiáng)劑對(duì)提高紙頁(yè)包裝強(qiáng)度的效果,確定了最合適的增強(qiáng)劑及用量,并研究了最合適的增強(qiáng)劑對(duì)不同紙漿、不同定量紙頁(yè)包裝強(qiáng)度的影響,確定采用4號(hào)增強(qiáng)劑且用量為0。
The results showed that the brightness of the hand-sheets decreased with increasing dosage of SDS;and the tensile strength of hand-sheets increased first with increasing charge of SDS,then decreased;however,the tearing strength of the hand-sheets decreased first with the increasing dosage of SDS and then increased;the air permeability of the hand-sheets reached maximum at a certain dosa.
研究表明,紙頁(yè)的白度隨非離子瓜爾膠濃度的增加而降低;抗張強(qiáng)度先隨非離子瓜爾膠添加量的增大而增大其后隨之下降;撕裂度先隨非離子瓜爾膠用量的升高而下降其后隨之提高;透氣度先隨非離子瓜爾膠用量的升高而增加達(dá)到一個(gè)峰值后又降低。
In consideration of the simplicity of hydrogeology conditions of the red bed and lower moisture compressive strength of the rock bed and easiness in shaping in excavation, the feasibility of construction of high arch dam for Xiangxikou hydroproject in Guizhou province has been studied and the factors which should be considered in dam design are discussed.
在貴州省香溪口水庫(kù)大壩的設(shè)計(jì)過(guò)程中,根據(jù)紅層地區(qū)水文地質(zhì)條件簡(jiǎn)單、巖層濕抗壓強(qiáng)度低且易于開(kāi)采成形的特點(diǎn),探討了該地區(qū)建高拱壩的可行性及設(shè)計(jì)中應(yīng)注意的問(wèn)題。
thin steel wire of high tensile strength.
細(xì)的抗張強(qiáng)度的金屬絲。
Pulp and paper--Determination of zero-span tensile properties
GB/T2678.4-1994紙漿和紙零距抗張強(qiáng)度測(cè)定法
Michel: Ever hear of tensile strength? Hooke's Law of Elasticity?
聽(tīng)說(shuō)過(guò)抗張強(qiáng)度嗎?胡克彈性定律.
Mild steel has a high tensile strength, this being about 200 times that of concrete.
軟鋼的抗張強(qiáng)度大，約為混凝土的200倍。
The indicators of our products(including Water resistance,flatness, tensile strength,glossiness) reach the world advanced level.
抗水性、平整度、抗張強(qiáng)度、光澤度等各項(xiàng)指標(biāo)均達(dá)到國(guó)際先進(jìn)水平。
Statistical Analysis of Relationship Between Tensile Strength,Tear Strength and Elongation
數(shù)學(xué)分析皮革抗張強(qiáng)度、撕裂強(qiáng)度和伸長(zhǎng)率之間的關(guān)系(續(xù))
Ebonite--Determination of tensile strength and elongation at break
GB/T1701-1982硬質(zhì)橡膠抗張強(qiáng)度和扯斷伸長(zhǎng)率的測(cè)定
Paper and board-Determination of tensile properties-Constant rate of loading method
GB/T453-1989紙和紙板抗張強(qiáng)度的測(cè)定法(恒速加荷法)
Paper and board-Determination of tensile properties-Constant rate of elongation method
GB/T12914-1991紙和紙板抗張強(qiáng)度的測(cè)定法(恒速拉伸法)
a copper-aluminum alloy with high tensile strength and resistance to corrosion.
一種銅鋁合金，具有很高的抗張強(qiáng)度和防腐蝕性。
Introduce a measure method of paper strength of knock tension which use single-chip computer.
介紹一種采用單片機(jī)技術(shù)進(jìn)行紙張抗張強(qiáng)度的測(cè)量方法。
Compared to tear resistance and tensile strength, fracture toughness is more dependent on fiber length.
斷裂韌性對(duì)纖維長(zhǎng)度的依賴性比撕裂和抗張強(qiáng)度大。
Paper and board-Determination of tensile strength after immersion in water
GB/T465.2-1989紙和紙板按規(guī)定時(shí)間浸水后抗張強(qiáng)度的測(cè)定法
paper and board-determination of tensile strength properties-part 2:constant rate of elongation method
紙和紙板抗張強(qiáng)度的測(cè)定法-第1部分：恒速拉伸法
The Influence of the Tensile Bond Strength on the Heat Treatment Brackets;
脫落金屬托槽經(jīng)熱處理后對(duì)托槽抗張強(qiáng)度的影響
made from silicone elastomers; retains flexibility resilience and tensile strength over a wide temperature range.
由含硅的彈性材料制成，能在較大的溫度范圍內(nèi)保持其彈性和抗張強(qiáng)度。
The Primary Study of Influencing Factors on Tensile Strength and Angiogenic Activity of Composite Chitosan Tissue Engineered Dermal Quivalents;
復(fù)方殼多糖組織工程真皮抗張強(qiáng)度的影響因素及其促血管生成活性的初步研究
Application for Paper Tensile Strength Based on Single-chip
單片機(jī)在紙張抗拉強(qiáng)度測(cè)試中的應(yīng)用