双梯度钻井又称为双密度钻井，是一种适用于深水钻井的新型钻井技术。
Dual Gradient drilling (DGD) is also known as Dual Density drilling, which is a new type of drilling technology for deepwater drilling.
鞋底装有防潮布，双密度泡沫和EVA舒适系统。
Footbed is equipped with anti-moisture fabric, dual-density foam and EVA comfort system.
双梯度钻井又称为双密度钻井，是一种适用于深水钻井的新型钻井技术。
Several new approaches to the deepwater dual gradient drilling were developed, including subsea mudlift drilling, riserless drilling, and dual density drilling.
右图中的球是围绕碳原子的电子云的图像。 它们分别是径向对称的球和中间有节点的双扁球形状，就像s和p原子轨道给出的电子密度图。
There’s a radially symmetric blob, and a double-lobed blob with a node in the middle – just like the patterns of electron density that the s and p atomic orbitals give rise to.
可以使用双能X 射线吸收仪测量下颌角和股骨区的骨密度。
The bone density of the mandibular angle and coxofemoral region can be measured with dual-energy X-ray absorptiometer.
本文介绍一种用岩性密度和补偿中子双孔隙度法评价低孔隙度白云岩气藏的方法。
A method for evaluation of low porosity dolomite reservoir using lithology density and compensated neutron logs is presented in this paper.
得到简并双光子过程中原子约化密度算符非对角元。
The non-opposite angle element of two-level atom's reducible density rectangular array is obtained.
就工程应用意义而言，双梯度钻井技术原理的实质含义主要是泥浆密度的可调范围变大。
In view of the engineering application, the actual connotative meaning of the dual-gradient drilling technique is that the adjustable limit of the mud density is enlarged obviously.
第二章介绍波动方程、声能、声能流密度、声强及度量方法、双传声器互谱声强测量原理。
In chapter two, wave motion equation, sound energy, sound energy flux density, sound intensity and its scaling method and the theorem of two-microphone sound intensity have been introduced.
在储能电容器中，双电层电容器的储能密度特别高，但其内电阻大，且元件的输出电压低。
Electric double-layer capacitors (EDLC) exhibit very high storage energy density compared with other capacitors, but their inner resistance is rather higher and output voltage lower.
研究了正在进行化学平衡的具有有限重子密度的夸克 -胶子等离子体系统的演化和双轻子产生。
The evolution and dilepton production of a chemically equilibrating quark-gluon plasma system at finite baryon density have been studied.
本文提出了用于高倍率，长循环稳定性，高能量密度的双离子电池负极的碳包覆多孔铝箔。
Carbon-Coated Porous Aluminum Foil Anode for High-Rate, Long-Term Cycling Stability, and High Energy Density Dual-Ion Batteries "."
在某些取样站密度很高的是光滑河蓝蛤（Potamocorbula laevis）、似蛰虫（Amaeanatrilobata）、等栉虫（Isolda pulchella）和双形拟单指虫（Cossurella dimorpha）。
Potamocorbula laevis, Cossurella dimorpha, Amaeana trilobata and Isolda pulchella had a high density in some sites.
研究了双光子非共振作用系统中纯度和密度算符间距的特性。
The time evolution properties of purity and distance between density operators in two photon non resonant interaction system are studied.
论述了通过双法兰差压变送器测定聚丙烯浆液密度，从而求出聚合反应釜中浆液浓度的方法，并进一步讨论了浆液浓度与平均停留时间、料位和聚合量等工艺参数之间的关系。
A method for calculating the slurry concentration inside the reactor was developed in this paper through determining the slurry density of polypropylene with double - flange pressure transmitter.
推导了双栅MOSFET器件在深度方向上薛定谔方程的解析解以求得电子密度和阈电压。
The analytical solutions to 1D Schrdinger equation (in depth direction) in double gate (DG) MOSFETs are derived to calculate electron density and threshold voltage.
双叠氮甲基氧丁环（BAMO）基聚合物是一类典型的高能量、高密度的含能聚合物。
The polymers of 3,3-diazidomethyloxetane(BAMO) are typical high-energy and high-density energetic polymers.
理论计算与实验表明，双预电离在提高主电极间初始电子密度方面存在着明显的优越性。
Thetheoretical calculations and the experiments suggest that, double pre-ionization has an obvious advantage for increasing the initial electron density between the main electrodes.
双态组织的断裂应力随加载速度的上升而增加，微裂纹面密度随加载速度的增加明显下降；
The fracture stress of DP microstructure increased with the increase of displacement speed, and the microcrack density increased with the decrease of displacement speed.
补偿器，在燃油计量电路中，用来改变电路上的电容，以与燃油密度改变所引起的电容改变相抗衡的双电容器。
COMPENSATOR, a dual capacitor for changing the fuel gaging circuit capacitance due to changes in fuel density.
在此基础上进行了谱分析，得到了该模型的谱密度、互谱密度和双互谱密度。
The spectrum density matrix of the proposed model was constructed and its properties are investigated.
结果表明，利用双功能均相催化体系可方便地获得相对密度为0．92～0．94、组成分布窄的线型低密度聚乙烯。
The results showed that LLDPE with a density of 0. 92~0. 94 and a narrow composition distribution can be easily produced by the bifunctional catalytic systems.
现在使用的双源距密度测井响应关系较理想化，很多影响因素都忽略了。
The dual-detector density logging response relation has been widely used, but some factors have been neglected.
目的分析CT上表现为双侧基底核对称性低密度的各种疾病，以加深对该CT表现的认识。
Objective To make a further understanding of ct manifestations of various diseases at bilateral basal nuclei displaying symmetrical low density lesions.
定子集中绕组中的磁通呈双极性变化，其功率密度比传统的DSPM电机要高。
The flux reverses polarities in the stator concentrated coils which leads to higher power density compared with traditional DSPM machine.
将H59双相多晶黄铜冷轧变形后，进行高密度脉冲电流处理。
High current density electropulsing was applied to a cold-worked H59 brass.
利用负本征值理论的态密度计算方法，研究了准一维双链无序系统的电子结构。
The electronic structure of quasi one dimensional disordered system is studied by the computation of the density of electronic states with the help of the negative eigenvalue theory.
CT扫描显示在一侧或双侧基底节区点或片状钙化，其附近存在类圆形点或片状低密度灶。
Ct scan showed punctuate calcified foci with circular infarcts of low density beside them in single or bilateral basal ganglia.
CT扫描显示在一侧或双侧基底节区点或片状钙化，其附近存在类圆形点或片状低密度灶。
Ct scan showed punctuate calcified foci with circular infarcts of low density beside them in single or bilateral basal ganglia.
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