查询词典 echo

The power net is injected high frequency impulse signal online from voltage transformer connected to substation bus after the fault of single-phase grounding take place,and then the echo traveling wave from the fault spot corresponding to the high frequency impulse signal is captured by the fault detector installed in the substation.

配电网作为电力系统给用户供电的一个重要环节，它直接给用户提供高质量和可靠的电能，配电网在发生单相永久接地后，为防止发生多点接地短路故障，必须尽快确定故障线路及故障点到供电所的距离，这就是小电流接地电网故障定位问题。

Yesterday, 41 days, the first time a B-, intra-uterine pregnancy sac see dark oval area, about 1.1cm * 0.5cm * 0.9cm, capsule wall thickness, a strong echo, no capsule yolk sac and germ, no possession of the original heart throb, this normal?

孕期41天，B超检查昨天41天，第一次做了B超，宫内见椭圆型孕囊暗区，约1.1cm*0.5cm*0.9cm，囊壁厚，回声较强，囊内未见卵黄囊及胚芽，未见原始心管搏动，这正常吗？

No more would the streets of Germany echo to the jack boot of the goose-stepping storm troopers or the lusty yells of the brown-shirted masses or the shouts of the Fuehrer blaring from the loudspeakers.

在德国的大街上，再也听不到冲锋队齐步前进的皮靴声了，再也听不到成群结队的褐衫党徒的喧闹声了，再也听不到元首从扩音器里发出的尖叫声了。

I have not allowed an official holiday, are one or two months to once menopause is now three months, May 20 B overtime doctor said endometrial thickening may Come official holiday, and June 2 progesterone started to play a five-day, one has so far not come to an official holiday, I used dipstick test has two lines, above, a comparison test line deep below the control line is pink , June 13 to go to the hospital, I am super-B, the doctors have not seen anything that may not yet intrauterine, asking me to check again after seven days, B-list so written "before the uterus, and slightly large, muscular wall echo uniform endometrial thickening 1.2CM, no ……"I now do not know how to do, I do not know any expert can give me some advice?

我例假一直不准，都是一两个月来一次，现在已经停经三个月了，5月20号B超时医生说子宫内膜增厚，可能快来例假了，6月2号开始打了五天黄体酮，一直到现在也没来例假，我用试纸测有两条线，上面一条检测线比较深下面的对照线是粉红色的，6月13号上午我去医院B超，医生说还没看到什么东西，可能还没到宫腔，要我七天之后再去检查，B超单上这么写的&子宫前位，稍大，肌壁回声均匀，子宫内膜增厚1.2CM，未见……&我现在已经不知道怎么办了，不知道哪位专家可以给我点意见？

Objective To discuss the clinical application of gradient echo short time inversion recovery in the diagnosis of bone contustion of knee joint with lower field MR.

目的：探讨低场强梯度回波短时反转恢复序列在膝关节骨挫伤中的应用。

The leitmotifs that echo throughout "Red Sky" are of journeying.

红色的天空》中回荡的音乐性主题是有关旅程的。

We defined a mixing scanned plane according to objective reality of Guilin , graded the intensity of Radar echo , statistics by meads of optimization method,the coefficient of A and b of Z～I relation were obtained.

根据桂林的实际定义混合扫描面，采用降水回波强度分级，用最优化方法统计Z～I关系中的A、b系数，定量测量降水能力得到了明显的提高，比用天气系统分类确立的Z～I关系准确率提高了20%，比直接应用美国提供的Z～I关系准确率提高近40%。

Long Lang " above, it is the siheyun in office building, apartment, sky and hotel respectively. The siheyun in 12 sky, build on dragon backbone, whole structure is indicative hold one's head high fly " white megalosaurus , great of imposing manner extensive, gas charm is vivid, with echo of photograph of dragon arteries and veins.

龙廊&的上面，分别是写字楼、公寓、空中四合院以及酒店。12套空中四合院，建在龙脊之上，整个建筑象征昂首翱翔的&白色巨龙，气势恢弘，气韵生动，与龙脉相呼应。

And return as an echo shows the distance of the target, at 12.4 millionths of a second for each mile of range.

以确认其距离，每英里需时1.24*10-6 S，目标的仰角可被用以确认其高度。

It's an equine echo of an ongoing struggle across the western United States, where mustangs compete for space with ranching and energy development.

它是一种马的回声一种行为的竞争横过美国西部，在哪里野马的对抗因为空间和牧场和能源开发。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了