The rational well spacing under certain perforating level and the rational open thickness under certain well density can be determined by this equation.
用此关系式可确定该类油藏给定打开程度下的合理井距及给定井网密度下油井的合理打开厚度。
When the well reaches a pool, oil usually rises up the well because of its density difference with water beneath it or because of the pressure of expanding gas trapped above it.
当井和一个水池相接时，油通常会从井里上升，因为它与井下的水的密度不同，或者因为停留在它上方的膨胀气体的压力。
Cell chloroplast density and higher granum lamellae decreased as well.
叶绿体高基粒片层逐渐减小。
Depending on wave height and speed, as well as wavelength and water density, each buoy can produce up to 40 kilowatts of electricity.
每一个浮标最高可以产生高达40千瓦的电力，发电的多少依赖于海浪的高度以及速度，同样也依赖于海浪的波长以及海水的密度。
Fast food outlets should reduce the energy density of their menus as well as their portion sizes, the scientists said.
科学家们指出，快餐店不仅要降低食品的能量密度，而且要缩小食品的体积。
The sheer density of ideas packed into each show makes listening demanding, as well as enjoyable, and can leave the audience half-dazed at the end of an episode.
每一集中创意想法的十足密度使得聆听既富于乐趣又有些吃力，让听众们在一集结束的时候觉得发昏。
Well, it's the density times the volume.
也就是密度乘上体积。
As well as being very hot, the ionised gas of the corona (called plasma) has a superthin consistency. It is less than a billionth of the density of the hydrogen that makes up the main ball of the Sun.
日冕的电离气体（又叫等离子体）不仅非常炙热，而且异常稀薄，其密度还不到组成太阳主体的氢气密度的十亿分之一。
Well, it depends on what you know about the measurements' probability density function (PDF).
它依赖于您对度量值的概率密度函数(probability density function, PDF)的认识。
"By designing the properties of the inclusions, as well as their shapes and density, you achieve in the bulk property something that may be unusual and not readily available in nature," Engheta said.
“通过设计掺杂物的性质，形状和密度，你可以获得一些，在整体性质上，在自然界中不同寻常而且难以得到的东西。”Engheta说。
So, it's one over the area times the double integral of xdA, well, possibly with the density, 1 but here I'm thinking uniform density one.
那么就是在这个区域的对xdA的二重积分，当然可能和密度有关系，但在这认为密度均为。
Oil is found in relatively few places, and its energy density, pumpability and ease of use in internal-combustion engines makes it particularly well suited as a transportation fuel.
储有石油的地方相对较少，因其能量密度、泵送能力及在内燃机上的易用性使其特别适宜成为运输燃料。
If density is constant, we might as well take it to be one.
如果密度是不变的，就可以取之为。
They discovered that star formation is pretty well non-existent until the surface density reaches a certain threshold in parts of the cloud.
他们发现恒星只有在表面密度达到一定的阀值时才会较好的形成。
Well, we know the mass of the moon, the density and so forth, but don't think that you fully understand the properties of lunar green cheese, this is very dense cheese.
好吧，我们知道月亮的质量，密度等数据，但是不要觉得你完全理解月亮绿奶酪的属性，这是种非常致密的奶酪。
Calculating example results show that the improved means can well reflect the reality between the net density and the demand of passenger flow.
算例表明，改进后的计算方法能较好地反映公交线网密度与实际客流需求的实际情况。
These negative qualities hinders its use because it results in high transport costs, difficulty in handling and storage, as well as low energy density.
这些负面性质阻碍其使用，导致高运输成本，处理和储存困难以及低能量密度。
Other well-observed regional factors, including low population density and the high prevalence of gun ownership, may contribute to the noticeably elevated risk, the study team acknowledged.
其他well - observed区域因素，包括低密度、高度盛行的枪支，可能导致明显的风险升高，这个研究小组承认。
However, the pixel density of the film can be straightforwardly reduced by fabricating smaller array spacing and a smaller antenna size, as well as using a more tightly focusing lens for recording.
但是，薄膜的像素密度会由于通造更小的阵列间距和更小的晶须尺寸以及使用更精密的聚焦透镜等直接降低。
An analytic representation for the third-harmonic generation along the well is derived by the density matrix operator theory of the quantum mechanics.
利用量子力学中的密度矩阵算符理论导出了该系统中三次谐波产生的解析表达式。
Typically, high-throughput screening has relied on 96-well plates as the standard, although higher-density formats (356, 712) are possible.
一般，大规模筛选依赖于96孔板，尽管更高密度的形式也是可能的。
The timber cabinets provide high density storages, such as shoe racks, kitchenware, equipments, as well as a walk in wardrobe for outdoor sport gears and bicycles.
木橱柜提供高密度存储，例如鞋架、厨房用具、设备，还有用于存放户外运动工具和自行车的步入式衣帽间。
Among other available heat engines, the stifling engine embodies some interesting features: high efficiency, low noise and vibration as well as the ability to use the sources of high energy density.
在其他各种热动力中，热气机具有许多特点：高效率，低噪音和振动，以及可利用高能量密度的各种热源等。
There are as well as density-dependent biological factors such as disease, predation, and intraspecific competition .
还有密度制约的生物因素，诸如病害、捕食和种内竞争等。
MAIN OUTCOME MEASURES: the correlation between age, menopausal years, menopause age, height, body mass, BMI and bone density as well as the regression equation.
主要观察指标：年龄、绝经年限、绝经年龄、身高、体质量和人体质量指数与骨密度的相关性及回归方程。
The low density of human resources in Quanzhou's industry as well as its geographical deployment and industrial characteristics make senior technical personnel urgently needed.
泉州市工业企业的人才密度偏低，从业人才的分布也呈现出地域性和行业性的特征，尤其是高级技术人员急需补充。
Which have high interactivity, big knowledge density, strong presentation and can well spur learner 's hobby for studying.
具有交互性强、知识密度大、表现力强，能很好地激发学习者的学习兴趣。
Firstly it modulates privacy and views through its density and amount of twist as well as acting as a security barrier for lower floors.
首先，他可以保护隐私，调节密度，并且作为底层的保护屏。
Firstly it modulates privacy and views through its density and amount of twist as well as acting as a security barrier for lower floors.
首先，他可以保护隐私，调节密度，并且作为底层的保护屏。
应用推荐