查询词典 gravity-fed

The results show that a downward propagating gravity wave packet can be excited by two upgoing gravity wave packets owing to the nonresonant interaction.

研究表明：两个向上传播的重力波波包，通过非共振相互作用，也能激发出一个向下传播的重力波波包。

Since logic was invented by Aristotle, the philosopher of Ancient Greece, there have been sortation and metaphysical knowledge that began to impact the westerners' thinking, although many mistakes of Aristotle were found later, such as his thought of proportional gravity acceleration to an object gravity, his denial to the existence of vacuum etc.

从古希腊哲学家亚里士多德发明逻辑学开始，就有了分类，有了形而上学的学问，也从此影响了西方人的思维，尽管后人发现了亚里士多德的许多错误，比如他认为重力加速度与物体的重量成正比，他不承认真空的存在等等。

To seek for economic,energy saving,easy operating technologies of maintaining normal lifting technology of heavy oil,based on the highly efficient heat conduction characteristic of gravity assisted wickless heat pipe,proposed heat transfer technology of wellbore with gravity assisted wickless heat pipe.

为寻求经济节能、操作简单、维持稠油在井筒中正常举升的工艺，基于重力热管高效导热原理，提出了井筒热管传热技术。

Took Sanchaji suspension bridge in Changsha as a case study, based on different hypothesis, two methods were deduced, the parabola method of cable gravity distributing uniformly along the span, and the catenaries method of gravity distributing equally along the curve.

以长沙市三汊矶湘江大桥为工程背景，对自锚式悬索桥的主缆线形及无应力长度的计算方法进行了研究，推导出两种基于不同假定下的主缆线形及无应力索长的计算方法：假定主缆自重沿跨径均布的抛物线法和假定主缆自重沿弧长均布的分段悬链线法。

The gravity ma Pis the main production of gravity measurement and has extensive application in some areas, such as geologic and prospect.

重力图是重力测量的主要成果之一，在地质、探矿等领域中有着广泛的用途。

When the disturbing potential of 1m2/s2 accuracy, or the approximate velocity of accuracy less 2mm/s in the formula of the rotation of the gravity potential is required, the satellite orbit data not satisfied the potential rotation computing demand are rejected from the GFZs Rapid Science Orbit and TUMs ReducedDynamic Orbit. If the disturbing potential is desired 05m2/s2 at satellite track, the satellite velocity required in formula of the rotation of the gravity potential should be recomputed or the GFZs Postprocessed Science Orbit is adopted.

当要求在卫星轨迹处获得1m2/s2精度的扰动位时，也即要求位旋转效应公式中卫星速度的近似精度小于2mm/s时，GFZ的快速科学轨道、TUM的约化动力法轨道只需要剔除那些速度精度不满足要求的卫星轨迹点；当要求在卫星轨迹处获得05m2/s2精度的扰动位时，应当重新估算上述轨道的速度信息，或采用精度更高的GFZ事后科学轨道。

The numerical methods can effectively simulate the dynamic behaviours of structures in conditions of vacuum and micro-gravity and analyse the coupling effects of gravity, air and winkles on the structural vibration characteristics.

数值模拟研究可以有效的模拟结构在真空和微重力环境下的动态行为，并可分析重力、空气和褶皱等因素对结构振动特性的耦合影响。

This article through a double-curvature arch dam gravity abutment project example, uses the "Gong Liang Fenzai" method to extract the stress of th e dam body, satisfies the standard request in the stress under the condition, uses two methods to the arch dam gravity abutment stably carries on the analysis computation.

本文通过一双曲拱坝重力墩工程实例，先用拱梁分载法求出坝体的应力，在应力满足规范要求的条件下，用两种方法对拱坝的重力墩抗滑稳定进行分析计算。

Practice has proved that the seismic and gravity joint identify deep-buried hill is a more effective technical mean. This article will be gravity-seismic joint inversion interface of the main contents of the study.

实践证明，重震联合识别古潜山等深层目标是一种较为有效的技术手段，因此本文将重震联合界面反演作为研究的主要内容。

Normal Open Type A unique application of the direct-acting valve structure, when power to the electromagnetic coil when the head is located in the coil around the core component may generate a static magnetic, gravity and Balance valves magnetic components to overcome the stem return spring will be moving core, together with the elastic Stem components suck up with effect, so that even in the solid components of the valve stem disc closely aligns closely with the valve seat and seal, the valve closed; power, the valve plate in the return spring and the stem components of gravity under restoration in situ, the valve opening, pipeline back to normal ventilation.

常开型 阀门应用独特的直动式结构，当给电磁头的线圈通电时，位于线圈周围的静铁芯组件便产生磁性，磁力克服阀杆组件重力和回位弹簧弹力后将动铁芯连同阀杆组件向上吸起，从而使固连在阀杆组件上的阀盘与阀座紧密贴紧而密封，阀门关闭；断电后，阀盘在回位弹簧及阀杆组件重力作用下恢复原位，阀门开启，管道恢复正常通气。&Gas solenoid valve works &是由中国电磁阀网提供的国际阀门新闻，译文仅供参考。另外，中国电磁阀网还提供相关产品搜索：电磁阀型号、电磁阀价格、电磁阀技术、电磁阀新闻、电磁阀生产商等。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。