Cementing failures are "not uncommon" and the oil industry has developed tests to identify and remedy deficient cement jobs, the report said.
报告称,水泥缺陷“并非个别现象”,而原油行业已经推出了有缺陷的水泥的鉴定测试和补救方案。
None of the tests found the cement to be stable.
没有一次测试表明水泥是稳定的。
Based on indoor tests, the physical properties, stress-strain relationship, intensity behaviors and compressibility of the modified soil with cement are studied in the paper.
通过室内试验,对水泥改良土的物理性质、应力-应变关系、强度特性、压缩特性进行了研究。
Based on the scientific tests, this paper studies improving crack resistance property of cement stability aggregat by fly ash.
本文通过大量系统试验,分析研究了掺粉煤灰水泥稳定碎石的抗裂性能。
The effects of cyclic dry-wet process on the fatigue strength of the cement silt clay and the cement silt are researched by cyclic triaxial tests.
通过振动三轴试验,研究干湿循环过程对水泥改良粉质粘土和水泥改良粉土疲劳强度的影响。
The tests to produce the cement with high carbon fly ash instead of clay are made, and the main technology and cement proportioning options are presented in this article.
本文对高碳粉煤灰代替粘土生产水泥进行了试验研究,提出了生产操作的主要技术方法和水泥配料方案。
The laws of influences from usage amount of cement, mineral admixtures and concrete age on shrinkage and creep of high performance concrete are studied through tests.
试验研究了水泥用量、矿物掺合料、龄期对高性能混凝土收缩、徐变的影响规律。
Finally the results of cement stabilized weathered sand as the subbase of express highway are verified through the tests outdoors.
最后通过实体工程对水泥稳定风化砂作为高等级公路的底基层的效果进行了验证。
The application tests of double - grade cement injection casing ln the thirty deep holes were done, and associated technical problems are introduced.
介绍了新疆石油管理局钻井公司自行设计加工的双级注水泥接箍在三十多口深井的试验和使用情况;并阐述其相关的技术问题。
Tests indicate that the product of the invention has certain water reducing property and higher water reducing efficiency to cement, and the highest water reducing rate can reach over 20%.
测试表明本发明产品具有一定的减水性能,对水泥减水效率较高,最高减水率可高达20%以上。
In order to study the fiber, fiber cement on the strength of Yunnan red clay, red clay of the improved direct shear tests carried out and the unconfined compression test.
为了研究纤维、纤维水泥对云南红粘土强度的影响,对改良后的红粘土进行了直剪试验和无侧限抗压试验。
After many grinding mixture ratio tests in laboratories, the paper studies the effect on ordinary cement and slag cement of desulfurized gypsum as cement retarder, instead of raw gypsum.
通过大量的化验室小磨配比试验,研究了脱硫石膏代替天然二水石膏作水泥缓凝剂对普通水泥、矿渣水泥各项性能的影响。
Load tests of lime sand piles and model tests of cement lime sand piles are carried out in situ and indoors.
对灰砂桩复合地基和掺入水泥的灰砂桩复合地基分别作了现场荷载试验和室内模型试验。
According to comparative tests, treating cement slurry with high frequency electric field can enhance the strength of cement bond by 11 7%.
通过对比试验得知,高频电场处理水泥浆可使水泥石强度提高11.7%。
The moisture susceptibility of cold reclaimed asphalt pavement(RAP) mixtures using emulsion asphalt through laboratory tests and improving effect of Portland cement are discussed.
通过实验室试验,探讨乳化沥青冷再生沥青混合料的水稳定性以及水泥对其的改善效果。
The problem of accelerated setting of SAAS cement was solved by a series of tests. Retarding mechanism of the new cement was discussed and rational technical method was proposed.
针对固态碱组分碱矿渣水泥的速凝问题,通过大量实验找出了适用于这种新型水泥的缓凝剂,同时讨论了固态碱组分碱矿渣的缓凝机理,提出了合理可行的技术路线。
Based on the load tests carried out in soft soil foundation treatment project of an expressway under construction, the effective cement-soil mixing pile length in composite foundation was explored.
本文根据某高速公路软基处理中不同桩长的水泥土搅拌桩单桩载荷试验结果,探讨了复合地基中水泥土搅拌桩的有效桩长。
In this paper some parallel tests are done between cement and HS soft soil stabilizer which is compound of cement and 10% curing agent.
对在水泥中加入10%的固化素,复合而成的HS软土固化剂性能与水泥进行了对比研究。
Tests and application results indicate that a decomposer can remarkably improve cement slurry properties and cementing qualities.
室内试验及现场应用表明,分解机可以显著改善水泥浆性能,提高固井质量。
The tests show that the quality of cement piles in this section meets the requirement of expressway construction.
检测表明,该段粉喷桩总体质量良好,达到高速公路建设质量要求。
On the basis of static and dynamic tests of the elasticity cement used in draft gear, a numerical method of back analysis for (viscoelasticity) parameter of the elasticity cement is proposed.
提出以弹性胶泥简单的静压试验和动力试验反演复杂的三维粘弹性本构参数的数值方法。
An interior floor is developed by using of author's cement-carbon mortar plates and the tests on thermal radiation of it are carried out.
用自制的炭黑水泥砂浆板制作室内地面并以此进行了低温辐射采暖的试验研究。
Systematic in situ tests were carried out to study the bearing capacity of composite foundation with cement-soil piles in soft clay.
通过现场足尺试验,研究了软土中水泥土群桩的承载力特性。
Some basic properties of cement stabilized soil are discussed on the basis of a lot of laboratory tests.
通过大量试验,论述了水泥固化土的几个基本特性。
With the data obtained from the dynamic photoelasticity and cement-mortar model tests, the authors made a further study of the mechanism of smooth blasting and viewed it from different aspects.
本文在动光弹模型研究和砂浆模型试验的基础上分别从几个不同的角度对光面爆破机理进行了讨论。
The load transfer mechanism of cement-soil pile composite foundations with different cushion heights were studied according to the results of static loading tests.
根据静载荷试验结果,研究褥垫层厚度对荷载在水泥土搅拌桩四桩复合地基中传递的影响规律。
The load transfer mechanism of cement-soil pile composite foundations with different cushion heights were studied according to the results of static loading tests.
根据静载荷试验结果,研究褥垫层厚度对荷载在水泥土搅拌桩四桩复合地基中传递的影响规律。
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