流束存在碰撞时,负能性质改变为负耗散性质。
When the stream is collisional, the negative energy nature changes to negative dissipative nature.
彩色多普勒示返流及分流束的面积和周长均增加。
The color Doppler jet area and circumference of all jets were also increased.
观察30例显示血流会聚区(FCR)的偏心性二尖瓣返流患者的返流束形态,发现均为附壁细长束。
The shape of regurgitant jets in 30 patients with eccentric mitral regurgitation showing now convergence region (FCR) was observed.
于左心长轴观、心尖或胸骨旁四腔观以及反流束横断面方位显示偏心性反流束的整体形态,评价二尖瓣的反流程度。
Its stereoscopic shape was observed in long views, the apical and parasternal four chamber views of left ventriculum and its regurgitant extent were estimated.
我的头脑目前期望按照网络分配给它的方式接受信息:就像一束高速移动的粒子流那样。
My mind now expects to take in information the way the Net distributes it: in a swiftly moving stream of particles.
经过一年多的修整后,质子束流又开始在世界最大的粒子对撞机快速前进了。
Proton beams are zipping around the world's largest particle collider after more than a year of repairs.
尼尔·玻尔在物理学上取得突破,是因为他能够把光理解成既是一束粒子流又是一种波。
Neils Bohr made breakthroughs in physics because he was able to think of light as both a stream of particles and as a wave.
日内瓦时间刚过下午1点,对撞机的操作人员操纵着由数十亿个粒子组成的质子束流,以接近光速的速度实现了首次对撞。
Collider operators steered the proton beams, comprising billions of particles accelerated almost to the speed of light, into their first collision just after 1 p.m. Geneva time.
太阳风是一束带电粒子流,从太阳的方向持续向外部空间吹送。
The solar wind is a stream of electrically-charged particles. It continuously flows from the sun out into space.
当这些细胞束遇到了细小玻璃片的机械撞击,他们将产生与年轻毛细胞相似的电子流。
When the bundles were mechanically stimulated with a slender piece of glass, the cells generated electrical currents that resemble those produced by young hair cells.
他在太平之时流这二人的血,如在争战之时一样,将这血染了腰间束的带和脚上穿的鞋。
He killed them, shedding their blood in peacetime as if in battle, and with that blood stained the belt around his waist and the sandals on his feet.
在用大型电子对撞机创造了最高能量质子束流对撞记录后,瑞士的科学家们称,他们将“探索前人未曾涉足的领域。”
Scientists in Switzerland say they are "going where nobody has been before" after setting a high-power collision record with the Large Hadron Collider.
大型强子对撞机在位于日内瓦附近欧洲粒子物理实验室的欧洲核子中心。从周末开始,物理学家们在LHC周长为27公里的圆环内,开始质子束流的调束工作。
Over the weekend, physicists began circulating beams of protons around the 27-kilometre ring of the Large Hadron Collider (LHC) at CERN, Europe's particle-physics laboratory near Geneva, Switzerland.
太阳风是一束带电的粒子流。
The solar wind is a stream of electrically-charged particles.
“还没有成为一个对撞机”,Gillies补充说,第一批碰撞至少还得等十天,物理学家和工程师将利用这段时间控制束流。
Nor is it a collider - Gillies says that the first collisions will not come for at least ten days, giving physicists and engineers time to practise controlling the beams.
LHCb合作组的发言人AndreiGolutvin很荣幸地展示了一段质子飞溅式通过他们组探测器的短片,并对公众介绍,“这些束流的状态非常好”。
Andrei Golutvin, spokesperson for the LHCb collaboration, proudly showed a movie of protons 'splashing' through his group's detector. "The beam conditions are excellent, " he told the crowd.
在束流横向发射度的分析中,引入了发射度增长因子的概念,使得在分析线性效应引起发射度增长时的物理图像更加清晰。
To make the physics image clear in analyzing the transverse emittance growth, we introduced the conception of emittance growth factor for linear effect induced transverse emittance growth.
介绍了一种低功率圆柱形阳极层离子源的工作特性和束流分布特性。
A low power cylindrical anode layer ion source and its working characteristic, and the beam distribution are introduced.
对在实际的焊接工作中改进、提高设备性能,提出一些稳定焊接束流的措施。
Several measures have been worked out to have stabilized welding beams due to the improvement of the performance of the welding source.
本浴室一流服务,给您无拘无束的享受。
First-class service here in this bathhouse gives you the enjoyment at ease.
然后讨论了影响粒子束传输的各种因素,包括粒子束类型、能量、束流、出口初始束半径以及散角等。
Then, the influences of the beam types, beam energy, beam current, initial radius and divergent angle on the beam propagation are discussed briefly.
在电子储存环中,由于被束流势阱俘获的离子会引起束流不稳定性。
The ions trapped by beam potential well can cause beam instability in electron storage rings.
可提高低能离子束的传输效率和束通道的最大传输束流。
The transport efficiency and the maximum beam current of beam channel can be increased.
利用PLC的特殊功能模块技术,较好地实现了电子束流的上升梯度和下降梯度的方便调节。
Adopting PLC special function block technology, it is easy to realize to adjust up step or down step of electronic beam current.
TITAN离子源是一种新的能够同时产生强金属和气体离子束流的离子源。
TITAN ion source is a new ion source which can produce strong metal and gas ion beam. Use.
另外在加速器物理实验以及在研究各种束流不稳定性的机器研究过程中,都需要频谱测量和频谱分析。
In addition, it required to measure and analyze the beam spectrum while the experiments of accelerator physics and study on the beam instability are made.
某些技术同样适用于粒子能量分析器和束流探针等离子体电位测量。
Some of these techniques can be applied to beam probes and particle energy analyzers.
某些技术同样适用于粒子能量分析器和束流探针等离子体电位测量。
Some of these techniques can be applied to beam probes and particle energy analyzers.
应用推荐