查询词典 ram jet engine

On basis of the features of Yuanliangshan tunnel, jet ventilation technology has been successfully used in the construction of the tunnel and the calculation method for the air volumes of construction jet ventilations are improved. The calculation method for the air volumes of construction jet ventilations is not only suitable for gas tunnels consisting of twin tubes, but also suitable for long tunnels with ancillary adits and large-scale underground structures.

在圆梁山隧道的施工通风中，结合该隧道特点，成功实施了射流通风技术，并进一步完善形成了施工射流通风的风量方法，该方法不仅适用于有平行双孔的瓦斯隧道，同时也可在有辅助坑道的长大隧道或者大规模地下空间的施工通风中推广应用。

Jet-type (including the liquid jet and gas jet).

喷射的流体式（包括液体喷射的流体和气体喷射的流体）。

Jet-type (including the liquid jet and gas jet).

射流式（包括液体射流和气体射流）。

Hammer drill breaking jet fuel pipeline Hammer drill breaking jet fuel pipeline Yesterday afternoon China Railway 15 Bureau Jiangning Shuāng Lóng overpass construction site when the piling work carelessly and 1.5 meters deep in an underground 200 mm diameter pipe to break the jet fuel kerosene leak immediately.

打桩机钻破航崆煤油管盗昨天下问悻中铁十五局在南京江(zuo2 tian1 xia4 wen4 xing4 zhong1 tie3 shi2 wu3 ju2 zai4 nan2 jing1 jiang1)宁双龙街立交桥施工工地打桩作业时，不慎将地下1.5米深处的一根直径200毫米的航崆煤油管盗打破，顿时煤油外泄。

The 9040 continuous ink jet printer can be used with single-jet and bi-jet printheads, three different printhead resolutions, several umbilical lengths, enhanced connectivity, and a selection of inks.

连续的9040喷墨打印机可用于单喷和双喷打印头，打印头三个不同的决议，几个脐长度，增强连接，以及可供选择的墨水。

Jet aircraft, including the vortex theory of jet and fan jet vortex.

喷气式飞机，包括涡论喷气式和涡论风扇喷气式飞机。

In the future, some issues need to be investigated further, which include: establish and study the low-dimensional dynamical system of turbulent jet, with the POD bases, the control of turbulent jet based on the low-dimensional dynamical system of turbulent jet, investigate the physics mechanism of intermittence shed-off of the vortex ring in turbulent jets in crossflow.

有待进一步研究的问题是：建立基于POD模的湍流射流低维动力系统，并对其进行分析；研究基于湍流射流低维动力系统的湍流射流控制；探讨湍流横向射流中涡环间歇脱落的物理机制。

In this paper, two kinds of material model were introduced, based on the same condition, such as explosive, liner structure, Johnson-Cook and Steinberg model were selected for liner. The process of shaped charge jet penetration into target was simulated using ANSYS/LS-DYNA, the results compared and showed that these two kinds of model can simulate the form and penetration process of the jet accurately, and the top velocity of the jet head were almost the same.

本文介绍了两种材料模型，在炸药、药型罩结构等条件相同的情况下，药型罩选择Johnson-Cook与Steinberg两种材料模型，利用ANSYS/LS-DYNA软件对聚能射流侵彻靶板进行模拟仿真，对比仿真结果，得出两种模型都能很好的模拟射流的形成及侵彻过程，且各时刻射流头部最高速度差值很小。

The actual production needs from oil field,aimed at tractor hoist that need replace pipe string and outside slippery jet pump that isn′t satisfied with discharge fracturing quickly in reality,a new type of jet pump inside sleeve type of jet pump is designed.

针对外滑套式射流泵在油田应用中不能满足压裂后快速排液的现况，研制出了一种新型的内滑套式射流泵，并提出了射流泵、喉嘴距、喉管长度、扩散管角度及长度的计算公式。

The working principle, system composition and function of EG steam jet pump was introduced, and the energy saving effect and advantages of EG steam jet pump comparing with the existing water steam jet vacuum pump were analyzed.

介绍了乙二醇蒸气喷射泵的工作原理、系统的组成及作用，分析了乙二醇蒸气喷射泵与原有水蒸汽喷射真空泵相比的节能效果和优点。

We stopped by the old fashion ice cream parlor Manhattan Beach Creamery for some refreshment. The "No Shoes, No Shirt, No Problem" sign on the wall epitomizes the beach lifestyle.

我们去商店区的一家老式冰淇淋店坐坐，墙上挂著「没鞋，没上衣，没问题」的牌子完全捕捉了海滩生活的随性及风格。

"If therefore", argues Bellarmine we can offer our prayers and our satisfactions in behalf of those detained in purgatory, because we are members of the great body of Christ, why may not the Vicar of Christ apply to the same souls the superabundant satisfaction of Christ and his saints--of which he is the dispenser?

" "因此，如果"，认为贝拉明（德indulgentiis ，十四）"我们可以提供我们的祈祷和我们满意的代表那些被拘留在炼狱，因为我们是成员的伟大基督的奥体，为什麼可能不是牧师基督适用於同样的灵魂满意的过剩是耶稣和他的圣人-他是在配药？