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- Method of test for splitting tensile strength of concrete 混凝土抗張強度的試驗方法
- Used to measure tensile strength of bundle flax. 用于測定亞麻之打成束纖維的斷裂強力。
- The Effect of Dry and Wet Circulation on the Tensile Strength of Concret Production 干濕循環(huán)對加氣混凝土制品抗拉強度的影響
- RESEARCH ON THE TEST OF THE TENSILE STRENGTH OF CONCRETE CYLINDER BY TRANSVERSE CUTTING METHOD 圓柱體橫向劈拉測定混凝土抗拉強度方法的研究
- Mild steel has a high tensile strength, this being 200 times that of concrete. 低碳鋼具有很高的抗拉強度，大約是混凝土的抗拉強度的200倍。
- Effect of Polycarboxyl Superplasticizer on the Ratio of Tensile Strength to Compressive Strength of Concrete and Initial Cracking Time 聚羧酸減水劑合成因素對混凝土拉壓比及初裂時(shí)間的影響
- Mild steel has a high tensile strength, this being about 200 times that of concrete. 軟鋼的抗張強度大，約為混凝土的200倍。
- The effects of volume fraction and concrete strength on tensile strength of SFRC are analyzed with an experiment. 通過(guò)試驗，分析了鋼纖維混凝土極限抗拉強度與鋼纖維體積摻率及基體強度等級的關(guān)系。
- Standard Test Method for Tensile Strength of Concrete Surfaces and the Bond Strength or Tensile Strength of Concrete Repair and Overlay Materials by Direct Tension (Pull-off Method) 混凝土表面的拉伸強度和混凝土修補和覆蓋材料的粘結強度或拉伸強度的直接拉伸測試方法(拉法)
- It is mainly studied the tensile strength of common concrete which is composed of three coarse aggregates-original state gravel, crushed gravel and limestone rubble. 摘要對原狀卵石、破碎卵石和石灰巖碎石三種粗集料配制的普通混凝土抗拉強度進(jìn)行試驗。
- Four parameters used to estimate the deicer-frost scaling of concrete were investigated in this paper,such as the scaled mass,tensile strength,compressive strength and dynamic modulus of elasticity. 著(zhù)重從剝落量、抗折強度、抗壓強度和動(dòng)彈模量四個(gè)方面研究了混凝土鹽凍剝蝕破壞的評定參數。
- Students will conduct a compressive test on a cylinder of concrete to observe its force/deformation behavior and determine its strength. A second test gives, indirectly, the tensile strength. 學(xué)生要做柱狀混凝土的受壓實(shí)驗，觀(guān)察它的受力／變形表現，并確定它的強度。另一個(gè)實(shí)驗直接得出混凝土的拉應力。
- The results indicate that both of the two kinds of fibers can improve the flexural tensile strength and the splitting tensile strength of the normal concrete,while the effect of glas. 試驗表明,玻璃纖維和聚丙烯纖維均能提高普通混凝土的抗折強度和劈拉強度,但玻璃纖維的效果優(yōu)于聚丙烯纖維。
- The results showed that the compound could improve the scorch safety, the compression set and the tensile strength of fluoro rubber compound. 結果發(fā)現:一羥基或羧基化合物能提高氟橡膠混煉膠的防焦燒性,并對壓縮永久變形和拉伸強度等有一定的改善。
- The BP neural network is established to predict the compressive strength,the flexural strength,the tensile strength and the shear strength of steel fiber reinforced concrete at minus temperature. 利用BP網(wǎng)絡(luò )對負溫鋼纖維混凝土的實(shí)驗所得到的抗壓強度、抗折強度、抗拉強度、抗剪強度進(jìn)行了仿真預測。
- The CPE grated copolymer can increase the impact strength of the PVC/CPE blededs and the tensile strength remains high. 通過(guò)改變增容劑中單體用量、氮合量、增容劑用量等對共混物性能的影響作了探討。
- The machine rests on a bed of concrete. 機器安裝在混凝土基座上。
- As addition of ash is 40%,the strength of all age surpass the tensile strength of 42.5R cement. 水泥中飛灰摻量達40%25時(shí);其膠砂各齡期強度均達到甚至超過(guò)了42.;5R水泥的強度;
- Tensile strength of CPE material was increased by adding polar monomers of MA,AN and St. 極性單體MA、AN及St的加入提高了CPE材料的拉伸強度。
- The long war of attrition exhausted the strength of both countries. 這場(chǎng)長(cháng)期的消耗戰耗盡了兩國的力量。
