小艇从一个浪头滑向另一个浪头时专挑低回的地方，避开浪峰和波尖，这样才会转过来扭过去穿梭自如。
The coracle, left to herself, turning from side to side, threaded, so to speak, her way through these lower parts, and avoided the steep slopes and higher, toppling summits of the wave.
这种情况对飞行员来说很糟，因为螺旋桨的尖部接近声速(在海拔较低的温度下大约1200kph)，冲击波造成强烈震动。
And to make matters worse for the pilot, as the tips of the rotor blades approach the speed of sound (around 1,200kph at lower altitude temperatures), shock waves produce huge vibrations.
美国和法国的研究者支出，大脑中的“尖波涟漪”专门负责记忆，这种涟漪只会在深度睡眠的状态下出现。
According to researcher from American and French, the "Sharp Wave Ripple" in brain which is responsible for strengthen memory can only appear when people fall into deep sleep.
SBSD可表现为棘或尖波、棘慢复合波与快节律三种类型，以棘慢复合波最为常见、占63%。
Three forms of SBSD were found: spikes or sharp waves, spike and wave discharges (the most commonly seen, taking up 63%) and fast activities.
结果：手指、足趾活动均未见棘、尖波或其它干扰波。
Results: spike wave, sharp wave and other interference wave were not found in activity of finger and toe.
它不仅可以测量正弦波、方波、三角波、尖脉冲信号和其他具有周期特性的信号的频率，而且还可以测量它们的周期。
It can measure not only the sine wave, square wave, triangle wave, a sharp pulse but also can measure other characteristics of the signal wave.
癫痫放电的主要型式有：棘波、尖波、棘（尖）慢波综合、高幅失律等。
The pattern of epileptiform activity in this model included:spike waves, sharp waves, spike (or sharp)slow wave complex, high amplitude irregular epileptiform discharges.
发病兔胫前肌肌电图可见正相尖波和纤颤电位。
Needle electromyography of anterior tibial muscle showed fibrillations and positive sharp waves.
结果观察到与其不同阶段相对应的脑电图特征，典型表现为周期性尖慢复合波。
Results Different EEG features in correspond with various stages of the diseases were observed periodic sharp wave complexes as the typical pattern.
目的探讨连续波多普勒超声在评估二尖瓣返流患者的肺动脉楔压中的作用。
To confirm the utility of continuous wave Doppler echocardiography in assessing pulmonary artery wedge pressure in patients with mitral regurgitation.
异常脑电图主要表现为弥漫性慢波活动22例，局限于一侧半球的慢波活动34例，散在或阵发性棘波、尖波或棘慢、尖慢综合波49例。
The abnormal EEGs mainly showed diffuse slow waves in 22 patients, slow waves localized in one hemi - sphere in 34, epileptiform discharges in 49 patients.
患者较正常对照组心脏二尖瓣环、三尖瓣环下移距离显著减小（P<0.01），二尖瓣E波最大流速显著增大（P<0.01）；
The SD of mitral and tricuspid annuli were more lower than control group (P<0.01), and E velocity of mitral flow is higher (P<0.01) .
脑实质出血以高尖波为主，蛛网膜下腔出血以尖波为主。
Cerebral substance bleeding mainly showed as high sharp wave while arachnoid mater bleeding showed as high wave.
结论圆钝尖角T波改变是先天性心脏病的特征性改变，对先天性心脏病有很高的诊断价值。
Conclusion the round and sharp-angled t wave is the characteristic change of the congenital heart disease, it is of great value to diagnose the congenital heart disease.
通过固定激发源与探测源的位置，并沿垂直于楔尖方向扫描样品，可以观察到楔形波的模态转变过程。
Mode transformation is determined by fixing the distance between the excitation and detection position, as well as by scanning the samples along the normal direction of the wedge tip.
这与癫痫的典型尖波并出现在头痛对侧不同。
This is typical of sharp wave epilepsy and headache occurred in the contralateral different.
而偏头痛间歇期的脑电图虽可有局灶性慢波和中颞尖波，但出现在头痛同侧，且入睡后往往消失。
The EEG in migraine, although the interim period may have focal slow-wave and middle temporal sharp wave, but in the ipsilateral headache, and often disappear after sleep.
而偏头痛间歇期的脑电图虽可有局灶性慢波和中颞尖波，但出现在头痛同侧，且入睡后往往消失。
The EEG in migraine, although the interim period may have focal slow-wave and middle temporal sharp wave, but in the ipsilateral headache, and often disappear after sleep.
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