The sand test and model land test were the proof of the stimulation of litter on the growth of ash.
室内砂培试验证明、落叶松的枯枝落叶能促进水曲柳的生长，模拟样地试验验证了室内砂培试验的结果。
Five Wells had been carried out the fracturing sand controlling test in 2005, and achieved good increase production results, which also provided a reference fors.
2005年对5口井进行了压裂防砂试验，取得了不错的增油效果，为类似稠油油藏防砂提供了借鉴。
The effect of capillary pressure and water saturation on sand production has been researched through the core flow test in this paper.
通过室内岩心流动试验，研究了毛管力、含水饱和度对岩石出砂规律的影响。
However, the foundry plant of tsinghua university lacks old sand with high temperature and can not carry out test of cooling control.
但因清华大学铸造厂缺乏温度较高的旧砂，以致无法进行降温控制效果的试验。
Constant acceleration test is an important testing item in reliability testing, the covering up sand and the sticking on magnet are used widely which are important for this testing item.
恒定加速度试验是可靠性试验中一种重要的试验项目，埋沙法和磁贴法作为该试验项目的两种重要方法已经被广泛使用。
The effect of blowout prevention and sand control of FYJ-2 is tested by laboratory experiment of dynamic mud stone particle flushing, sand control experiment and formation damage test.
通过室内泥岩颗粒动态冲刷试验、抑砂试验和对地层的伤害试验，测试了FY J - 2的防膨抑砂效果。
This paper introduces the test results and calculative method by using the composite foundation of sand-stone pile and concrete pile with low strength.
本文通过试验与工程实践，介绍采用碎（砂）石桩及低强度混凝土桩组合构成复合地基的试验成果、计算方法及应用检测成果。
The selection of model sand is the key problem in the design of a mobile bed model test.
对于研究泥沙问题的动床模型试验，模型沙的选择是模型设计的关键。
When the moulding technological test is carried out on the air impulse test moulding machine, the moulding sand employed is the sand used by Nanchang Diesel Factory for high-pressure moulding.
利用气流冲击试验机进行造型工艺试验，使用的型砂为南昌柴油机厂高压造型用砂。
The sand industry has been using the UV mapping as the standard test method of sand fade.
现今彩砂行业已采用紫外线映照作为彩砂褪色性的规范测试办法。
Carry on single and contact system function test to liquid-solid hydrocyclone, in order to improve the structure of sand storehouse of three-phase hydrocyclone.
对液固分离水力旋流器进行单体及串联系统的性能测试，以有效的进行三相分离水力旋流器的砂库结构的改进；
In the paper, through the compaction test, the optimum moisture content and maximal dry density of aeolian sand are determined.
本文通过击实试验，确定了风积沙的最佳含水量和最大干密度。
CYBS series anti sand travelling barrel rod pumps were used on 4 Wells in Wennan Oilfield to test their performance of sand control and slush pumping.
采用CYBS系列动筒式防砂卡抽油泵，在文南油田不同井况的4口井中进行了防砂卡抽泥浆工艺的生产试验。
Coal gas reservoir has different physical properties from sand and shale stone formation, it is difficult for conventional test to get formation parameters.
煤气储层具有与砂泥岩地层不同的储层物性，常规测试很难获取地层参数。
The road test of the TCS based on the target controller for the vehicle driving straightaway was performed on the sand terrain of a sandpit.
在某沙矿场的沙地上进行了基于目标控制器的汽车直线行驶牵引力控制实车道路试验。
Within the dose range of curing agent and enlargement agent , the composition of sand consolidation agent is optimized by using quadrature test .
辅以少量增孔助剂，对砂孔进行固结试验。 在固化剂和扩孔剂用量范围内，利用正交试验优化固砂剂组成。
The paper not only discusses the construction quality control of backfill of sand cushion, but also provides the simple in-situ test method and deals with the theoretical analysis for its design.
本文针对砂垫层回填施工质量控制，提供了简易可行之现场测试手段，并就砂垫层设计方法作了理论分析和工程实践；
A test method for the high temperature sand corrosion resistant coatings has been described in this paper, and it comprises apparatus, operative principles, test procedures and results handling.
本文介绍一种涂层高温砂蚀试验方法，包括仪器、工作原理、试验步骤和结果处理。
The predicting formula of the drawbar pull of driven wheels running on the sand is obtained by model test.
通过模拟试验，得出了驱动轮在砂地上行驶时的挂钩牵引力预测公式。
In order to test the composition of green sand on-line and control its quality, an optimizing direct-control system based on a new method has been developed by the authors.
为了实现型砂质量的快速在线检测和组分控制，本文作者研制了一种基于新方法的型砂质量直接优化控制系统。
The technology of slotted screen liner sand control used in percolation ability formation and its field test was introduced.
介绍了适用于不同渗流能力的地层的割缝筛管防砂工艺及现场应用情况。
The system can test active clay content and moisture of green sand fast and control its composition directly.
该系统能快速测定型砂的有效粘土含量和含水量，实现型砂质量的直接控制。
In order to improve crack resistance of concrete, test and analysis are made on the influence of mineral compositions of cement on brittleness of sand grout.
为了提高混凝土的抗裂性能，本文主要从水泥矿物成分对砂浆脆性的影响进行试验研究分析。
The test target of "depositing coarse sand and discharging the fine" is basically achieved.
放淤试验工程“淤粗排细”的目标基本得以实现。
The mechanical properties and behaviors at high-temperature of the sand were discussed and pouring test with the sand was conducted.
对芯砂的工艺性能和高温性能作了较系统的探讨，介绍了浇注情况。
A comparative test between green sand mold casting method and resin sand-coated iron mold casting method was conducted.
介绍了球铁刹车盘的不同铸造工艺，对粘土砂湿型铸造工艺和覆砂铁型铸造工艺进行了试验对比。
This paper presents the drained test of saturated tailing sand in dynamic simple shear apparatus by measuring volume change of the sample under cyclic loading.
本文通过对饱和尾矿砂在振动单剪仪上的排水试验，量测了试样在周期荷载下的体积变化。
This paper presents the drained test of saturated tailing sand in dynamic simple shear apparatus by measuring volume change of the sample under cyclic loading.
本文通过对饱和尾矿砂在振动单剪仪上的排水试验，量测了试样在周期荷载下的体积变化。
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