本文报道二例经手术证实的先天性二尖瓣瓣上狭窄。
Two cases of congenital supravalvular mitral stenosing ring proved by surgery were reported.
目的:分析孤立性二尖瓣瓣上狭窄环的影像学特征。
Purpose: To analyse the imaging manifestations of isolated supramitral ring.
首先,地球上适宜生命存在的气候取决于极其狭窄的轨道参数,这些参数定义了一个持续可居住的地带,在那里水可以以液态存在。
First, a climate conducive to life on Earth depends upon the extraordinarily narrow orbital parameters that define a continuously habitable zone where water can exist in a liquid state.
他们的草药和调味品按照字母顺序列在狭窄、开放的架子上。
Their herbs and spices are arranged in alphabetical order on narrow open shelves.
这些结构被称为通道式坟墓,因为这里的内室,有时实际上是几个房间,都只能从外面通过一个狭窄的通道进入。
These structures are called Passage Graves, because the inner chamber, sometimes several chambers in fact, could only be entered from the outside through a narrow passageway.
从聚乙烯袋子上剪下的白色小标记依然安置在通往墓地的狭窄碎石小路上。
Little white markers cut out of polythene bags are still planted along the narrow rubble lane to the cemetery.
拜伦又回到了狭窄的乌贼号上。
担心她在神志不清的状态下会从岩石上掉下来摔死,格兰特手脚插入泥土,四肢并用地沿着一条狭窄的小路往上爬,一直爬到宝拉身边。
Afraid that in her unclear state of mind she might fall off the rock to her death, Grant climbed on all fours up a tight, narrow path by digging into the earth with his fingers and feet until he reached Paula.
灰尘纷纷落在狭窄的小巷上,小贩们在这里贩卖罐装碳和烤鱼。
Dust whipped through the narrow alleys where vendors sold tins of charcoal and barbecued fish.
越过闪闪发光的水面他目不转睛地盯着对岸狭窄的街道里一条条晾衣绳上的衣物,等待他们离开。
He stared fixedly across the glittering surface of the water towards the lines of washing in the narrow streets on the opposite bank, waiting for them to go.
墙角尖锐,喝醉酒的人会绊倒在弯曲狭窄,没有消防出口的楼梯上。这简直是一个“死亡陷阱”,但是我猜想是特意做成这样的。
Lethally sharp walls to drunkenly stumble into; winding narrow staircases with no fire exits - it all screams "Death Trap", but I guess that is the point.
这已使这个极为重要的冰桥在其最狭窄的位置上收缩到只剩984码了。
That shrank the vital ice bridge to just 984 yards at its narrowest location.
通常雷达采用大型天线以产生狭窄波束,其方法基本上与探照灯反射镜相似。
Radar sets generally employ large antennas to produce narrow beams in much the same way as a search-light reflector.
博物馆外观耀眼夺目,位于卫城山脚一块狭窄的地基上,与周边破败的一幢幢公寓和苍白的山脊形成了鲜明的对比。
Its glittering bulk, squeezed into a narrow plot beneath the Acropolis hill, contrasts sharply with shabby blocks of flats nearby and the pale-coloured rocky slope.
过山车爱好者都鼓励在狭窄的台阶上走一圈。
Instead, art lovers/roller coaster enthusiasts are encouraged to walk along the path of narrow steps.
然而,居住在传统的里巴船(船身狭窄,船头高耸,被巴夭族海岸居民高度称赞)上度日的巴夭人数量正在迅速减少。
The number of Bajau livingon traditional lepa-lepa boats (narrow, high-prowed vessels, highly prized among the region's coastal populations) is dwindling fast, however.
直升飞机从狭窄的河堤飞过,飞扬起的漂浮物和洪水飞溅到歇息在河堤上的男人和男孩们身上。
The helicopter drops over a narrow embankment, showering the skinny men and boys perched on it with flotsam and brown floodwater.
只是在火车上才有生命的迹象。乘客们不断调换座位,在狭窄拥挤的走廊上挤来挤去,去和朋友或陌生人聊天。
The only life was taking place inside the train as passengers constantly changed seats and squeezed up and down its crammed, narrow walkway to chat to friends and strangers.
对于穿行于低温狭窄空间的管路,可用玻璃钢保温材料或胶带包覆或者将预制好的套管套在管子上,并用胶带固定。
Insulate any pipes that run through unheated crawl Spaces. Wrap them with fiberglass insulation and tape or put preformed pipe sleeve insulation along the pipes, then tape the sleeves in place.
不仅如此,许多生活在寒带陆地上的动物,如旅鼠、驯鹿和雪号鸟等,也将被挤到一个更为狭窄的区域中去。
On land, creatures like lemmings, caribou, reindeer and snowy owls are being squeezed north into a narrower range.
当然,希尔顿也可以在这件牢房的狭窄桌子上写些日记。
Of course, she'll be able to write a diary of her time inside on the nailed-down table and stool.
曼因噶笑了,看到奥特曼像往常一样坐在狭窄走廊上的自己的桌子边,旁边奇奇蹲坐在她自己的脚跟上,那个侏儒史奴东蜷缩在不远处的低矮的灌木丛里。
Manyenga smiled, seeing Altman sitting as usual at his table on the narrow veranda, Zizi squatting on her heels near him, the dwarf crouching a little distance away by a low bush.
实际上在一个深入的和狭窄的方位上则会不足。
There actually could be a deficiency in a deep and narrow orientation.
实际上在一个深入的和狭窄的方位上则会不足。
There actually could be a deficiency in a deep and narrow orientation.
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