sonic pressure 中文意思是什麼
sonic pressure
解釋
音速壓力-
The main experiments : the relationship between the sonic intensity and the pressure of the steam that leak out of the boiler ; the relationship between the level of the intensity of the leak noise and the capability of boiler ; the effect that wave - guide tube has on the detection of leak noise ; the specialties of sonic intensity level of background noise and distributing in frequency
主要實驗內容為：泄漏噪聲聲強級與泄漏蒸汽壓力之間關系；泄漏噪聲聲強級與鍋爐容量的關系；泄漏噪聲聲強級與泄漏孔徑的關系；波導管對泄漏噪聲測量的影響；爐內背景噪聲的聲強級和頻域分佈特點。 -
Pressure decouple effect of eccentric decouple charge blasting is researched according to cement mortar model testing, meanwhile comparable testing of smooth blasting of eccentric and centric charge is researched on rock with sonic velocity evaluation in this paper
摘要通過水泥沙漿模型試驗研究了偏心不耦合裝藥爆破的偏心效應，同時在石灰石塊體上通過巖石聲速評價對比試驗，研究了藥柱偏心和同心的光面爆破。 -
Unsteady separated flow, produced during the gate - opening period in the reverse radial gate tunnel of a high - lift shiplock, is characterized by negative pressure and high velocity as well as their intense fluctuations in space and time and could easily result in various harmful phenomena such as cavitation, gate vibration and sonic boom, which have been observed and confirmed by prototype and physical model tests
高水頭船閘輸水反弧閥門開啟過程中，后廊道內發生急變分離流，負壓、高速水流以及壓力與流速的劇烈時空脈動變化容易誘發空化空蝕、門振和聲震等有害現象已被原型觀測和物理模型試驗研究證實。 -
From the past research work, it has been known that the main mechanisms of spectral lines broadening in the atmospheres of stars are doppler broadening, spectral lines broadening by rotation and expending, pressure broadening ( stark broadening ), natural broadening, spectral lines broadening in magnetic field, sonic waves and alfv e n waves broadening, etc. but it is not enough to explain the recent observation phenomena by above theories of spectral lines broadening
以往的研究已經判明，在恆星大氣內譜線致寬的主要機制是多普勒致寬、自轉源或膨脹源引起的致寬、壓力致寬（斯塔克致寬） 、自然致寬、磁場引起的加寬、聲波及阿爾文波致寬等。然而，已有的譜線致寬理論不足以解釋最近的一些觀測現象，仍存在觀測值與理論值之間的差異。 -
The bubbl n sonic makes it possible to wash in the same way as with a high pressure cleaner simply by attaching it to an ordinary water supply hose
可以簡單地安裝在自來水管上，可以像高壓噴水一般實現清洗的bubbl n sonic ！ -
A simple pore pressure estimation method for a disequilibrium compaction shale using sonic velocity
利用聲速檢測欠壓實泥巖異常高壓的簡易方法與應用 -
The bubbl n sonic has a special natural aspiration structure that eliminates the need to use a compressor and enables air - water mixing powered only by ordinary water supply pressure
無需氣泡攪拌壓縮機等設備，靠自來水壓力吸入空氣產生氣泡，是一種天然的吸氣特殊構造。 -
Sonic point position and critical pressure ratio in micro nozzles
微噴管內聲速點位置及臨界壓比 -
The factors include ultrasonic wave frequence, condition temperature, ultrasonic converter instrinisic system error, hareware extended time, electricity noise and sonic noise in the spot, city power defmcient pressure and exceeded pressure, city power peak and pour. we adopt the following compensation schemes of error in the system. about ultrasonic wave frequence ' s effect to measurement precision, we can choose appropriate frequence according to the measured distance
在空氣和液壓缸中影響測距精度的主要因素包括：超聲波的頻率、環境溫度、超聲換能器本身的系統誤差（即探頭固定誤差） 、硬體時間延遲、工作現場的電噪聲和聲噪聲、市電的過壓、介壓噪聲以及市電的尖峰和浪涌噪聲，在本系統中採取了以下幾種誤差的補償方案： ?對于超聲波的頻率對測量精度的影響，只能根據測距的距離選擇合適的超聲頻率。
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