当用梁理论计算船体振动的高谐调特性时,理论计算值与实际试验量测值有较大偏差。这样,梁理论不能作为计算高协调振动的一个实际可用的方法。
When the beam theory was used to calculate ship hull vibration, greater discrepancies were found between theoretical calculations and actual measurements especially at higher-modes.
三种方法:目测法、量测法和试验法。
The three main methods are eye survey, measurement and test.
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.
原状粘性土在平面应变条件下量测侧向局部变形的试验研究国内外鲜见报导。
Study of tests for measuring lateral strain localization of undisturbed clay in the condition of plane strain compression was rarely reported at home and abroad.
试验结果表明:在对电感测微仪测头的设计中,合理增加刚度和预压量、减少活动部分的质量可以提高测头的动态响应性能。
The test results indicate that increasing reasonably the probe's stiffness and pre-compression capacity and reducing the mass of movable part may enhance its dynamic response performance.
在围压变化的应力路径上对粗粒料进行大型三轴试验时,需要有效地消除橡皮膜嵌入量对试样体积变形量测的影响。
The influence of rubber membrane penetration on volume change in large-scale triaxial tests of granular materials along stress paths with variational confining pressure need to be eliminated.
就工作原理、试验装置、量测方法及精度分析等方面作出了一些结论。
Finally, some conclusions are made on the experimental device, operation principle, method of measuring and accuracy analysis.
试验中采用了较先进的混凝土内部测试元件,对冲切破坏斜面上混凝土变形进行了量测。
The advanced measuring component used inside the concrete is adopted in experiment, and the concrete deformation along the inclined punch-shear damage surface is measured.
可缩量、理论值与现场沿空留巷试验测结果相同,说明了这种力学模型的正确性。
The shrink quantity, theory value and test result of retaining roadways along goaf are the same, this shows the exantness of the mechanics model.
方法使用小剂量短时胰岛素耐量试验所测血糖回归直线的斜率为胰岛素敏感性指标。
Methods Using the small dose short time insulin tolerance test to determine the insulin sensitivity of patients.
广泛应用数学模型,重视现场观测,改善试验和量测技术是海岸工程研究的发展趋势。
Widely using numerical modeling, emphasizing field observation, and developing measurement and experimental technology and apparatus are the future development trends in coastal engineering research.
对于TDC—综合录井仪的气测全量曲线“负漂”成因机理,通过理论分析和现场试验,有了初步认识。
As to the origin and the mechanics of total gas curve "negative shift" from TDC comprehensive logging unit, we have an initial recognition of it by theoretical and wellsite test.
在静载试验中对混凝土裂缝宽度的量测采用HJ系列混凝应变计,获得了较精确的试验结果。
On the static loading test, to obtain a more precise result, the HJ series of concrete sensor was used to measure concrete crack width.
试验的长短及量测的数目并不会影响我们对试验的选择。
Length of trial and number of measurements did not influence the selection of trials for study. Where indicated, individual patient data were requested for further examination.
介绍了滤纸法量测非饱和土吸力的工作原理,以及滤纸接触法量测土体基质吸力和非接触法量测土体总吸力的试验方法和注意事项。
The basic principle, approach and precautions for measuring both the matric and the total suction of unsaturated soils using the filter paper method are introduced.
另外,在疲劳试验中,对有效预应力长期损失采用自制预应力损失量测仪进行量测。
Moreover, on fatigue tests, effective long-term loss of pre-stress was measured by using the self-made pre-stress loss measuring instrument.
另外,在疲劳试验中,对有效预应力长期损失采用自制预应力损失量测仪进行量测。
Moreover, on fatigue tests, effective long-term loss of pre-stress was measured by using the self-made pre-stress loss measuring instrument.
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