1、

Instead, they are usually estimated by empirical formulas, which are usually functions of parameters from standard penetration test, cone penetration test or site wave velocity test. Empirical formulas based on the standard penetration test value are especially common.

这些经验公式通常以标贯试验、静力触探试验、现场波速试验等参数为指标,其中以标准贯入值为指标的经验公式应用较多。

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2、

The relations between Ultrasonic parameters and damage evolution are obtained by test, which include cube and prism specimens with different w/ c ratios and notched concrete beams with different depth, and the mechanic of concrete destruction is testified.

通过试验,得到了不同水灰比的立方体和棱柱体试块以及不同开口缝深的缺口梁的损伤演变与声学参数(声速和波幅)的关系,验证了混凝土损伤破坏机理。

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3、

The green sand ingredient and compactability fast testing unit, made up of an automatic sampling machine and a testing slave, is developed to prepare a standard sand specimen and test conductive parameters automatically.

研制了由自动制样机构和测试下位机构成的湿型砂组分及紧实率快速测试单元,可完成标准砂样的制作和紧实率、导电参数的自动测量。

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4、

The selection and test determination of smooth blasting parameters, layout of snubbers, charging structure, initiation device, tubing effect, blasting effect and its properties are involved.

其中涉及到光面爆破参数的选择与试验确定,掏槽眼的布置方式、装药结构、起爆手段、管道效应、爆破效果及特点。

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5、

The detailed experimental and testing procedures have been proposed, which establishes a good foundation for the next parameters debugging and function test.

提出了详细的实验及测试方案,为进一步开展各项参数调试与功能测试奠定了基础。

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6、

In the range test, a distance estimation model is established which can make sure of the maximum target detectable range according to the atmospheric parameters, target parameters and detector parameters.

在作用距离的测试方面,建立了作用距离估算模型,可根据大气参量,目标参量及探测器参数测算出红外搜索跟踪系统对目标的最大可探测距离。

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7、

Because of its broadband-capability, opened-structure and wide-compatibility, the open-ended coaxial probe ( OECP) is essentially applicable for in-vivo testing of materials' electromagnetic ( EM) parameters and has tremendous potentials of applications in material science, and in non-destructive test as well.

开口同轴探头由于具有频带宽、结构开放和适应面广等特点,特别适合于在线、在体测量介质材料的电磁参数,并在材料科学研究、非破坏性检测等方面具有极大的应用潜力。

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8、

Based on video data, t-test method in SPSS software has been applied to acquire operating parameters, based on univariate analysis of variance, do significance analysis on impact of countdown ( testing the level of p 0.05), verify the validity of the countdown.

基于视频数据,运用SPSS中的t-检验方法获取运行参数,基于一元方差分析,对倒计时表的影响进行显著性分析(检验水平p0.05),验证倒计时表的有效性。

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9、

Research on the test system of drilling parameters of JSL-30 Drill Rig

JSL-30型钻机钻进参数检测系统的研究

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It is very important for drilling parameters test to better drilling parameters, design drill rig, research on drilling technology.

钻进参数检测对钻进参数优化、钻机设计、钻进工艺研究具有重要作用。

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11、

The anthors propose a method using the linear test of hypothesis for the selection of suitable parameters for a specific network.

本文建议用线性假设检验的方法来选择最佳个数的转换参数。

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12、

Compared with traditional piezoelectric parameters testing method, this system greatly shortened the test duration, improved the whole measurement efficiency.

对比以往的压电参数测量方法,利用本系统测量压电参数大大缩短了测量时间,提高了整个工作效率。

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13、

The good results of test show that the feedforward control parameters turning using adaptive searching optimization method not only simple and applied, but also effective and feasible, and fully satisfies the technical requirement of synchronizer testing control system.

试验结果表明,以自寻优方法整定预控参数进行复合控制,不仅简单实用,而且前馈补偿控制效果良好,充分满足了同步器试验系统的技术要求。

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14、

Lab Perpendicular Test of Dust Stir Pile Complex Foundation and Determination of Consolidation Parameters

粉体喷射深层搅拌法的室内正交试验及加固参数的确定

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15、

The vibration testing bed was designed and relevant technical parameters were proposed according to the test requirements of automobile parts and components in order to measure its vibration reliability and durability.

为检验汽车零部件的振动可靠性和耐久性,研究并提出了振动试验台的技术参数,且根据零部件的试验要求,设计了振动试验台。

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16、
17、

The Design of Test System Software For Fan's Quality Parameters

风扇性能参数检测系统软件的研制

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18、

The statistical results of geometrical and physical parameters for both backfill soil and structural material of cut and cover tunnels are given, while centrifugal model test is employed to figure out uncertainties in calculation formulae of backfill soil pressure.

给出铁路明洞填土几何形状、填土材料性质及衬砌材料性质的统计结果,利用填土压力的离心模型试验,找出了明洞填土压力计算模式的不确定性。

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19、

The dynamic mechanics property test of weld metal under three kinds of different vibration conditions ( 0, 0.3g and 0.6g) was carried out. The welding parameters and other test conditions were consistent. The vibration can obviously improve the storage modulus of weld metal.

对三种不同振动加速度(0、0.3g和0.6g)下的焊缝金属进行动态力学性能试验,结果发现:振动可以明显改善焊缝金属的储能模量;

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20、

For the parameters test of the valve seat, the relative run-out of conical surface of the valve seat to the centerline of guide hole is particularly important.

在气门阀座的各项检测参数中,气门阀座密封锥面相对导管孔中心线的跳动尤为重要。

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