However, their true vibrational nature is without third-density vibrational characteristics and, therefore, they are able to materialize and dematerialize when necessary.
然而，它们真实的振动本质并没有第三密度的振动特征，因此，当需要时它们能够物质化或者非物质化。
At a specific layer of a jig bed, its parameters as bulk density, true density, ash content, and density fractions bear a certain relationship.
跳汰机床层某一位置的散密度、真密度、灰分、各密度级含量等床层参数之间存在着一定的相互关系。
With discussion of test method for true density of silicon liner, a new method to test true density was found, of which the correctness was inferred in theory and testified in practice.
通过对硅砖真密度试验方法的探讨，分析找出了一种新的测试方法，并在理论上加以推理，在实践中加以验证。
The calculation results using simulated and measured irregularity indicate that the power spectral density function and the simulated method used here can reflect true condition of rail.
同时，采用模拟与实测两种不平顺样本的计算结果表明，本文采用功率谱密度函数的模拟方法可以基本反映轨道的实际不平顺情况。
This paper discussed on how to improve the accuracy of coal true relative density measurement in temperature control, blank experiment, process control and enhancing management.
从温度控制、空白试验、操作过程和加强管理等方面，阐述了如何在煤的真相对密度的测试过程中提高测定的准确度。
The low density drilling fluid has borehole excavation effect on compensated neutron porosity logging, and by this way apparent porosity is lower than the true value.
低密度井眼流体会对补偿中子孔隙度测井产生井眼挖掘效应，使视孔隙度值低于真孔隙度，且井眼流体密度越小，井眼尺寸越大，地层孔隙度越大，井眼挖掘效应越明显。
The leather is reducing leather, the weaving structure, the apparent density, all strength indexes and wear resistance of which are approximate to those of true leather.
该皮革是在编织结构和视密度及各项强力指标上及耐磨性能均与真皮接近的还原皮革。
The doubling of the risk of bone fractures held true even after taking into account the mostly elderly subjects' reduced bone mineral density and higher risk of sustaining falls.
甚至在考虑了通常老年人的骨密度较低而连续摔倒的风险较高之后，骨折的风险仍然增大了一倍。
The doubling of the risk of bone fractures held true een after taking into account the mostly elderly subjects' reduced bone mineral density and higher risk of sustaining falls.
甚至在考虑了通常老年人的骨密度较低而连续摔倒的风险较高之后，骨折的风险仍然增大了一倍。
"If it is true that the pseudogap is a charge-density wave, that would be a major, major outcome because people have been looking for this for the past decade," he said.
“如果赝隙真的是电荷密度波，那将是一个非常非常重大的发现。因为人们在过去几十年里都在寻求这个问题的答案。”他说。
But the cause will not ring true, living down and out and can only run around in all the major hospitals every day and sell bone density scanners …
但事业不顺，生活潦倒，只能每天奔波于各大医院，卖骨密度扫描仪…
But the cause will not ring true, living down and out and can only run around in all the major hospitals every day and sell bone density scanners …
但事业不顺，生活潦倒，只能每天奔波于各大医院，卖骨密度扫描仪…
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