液體壓力 的英文怎麼說
中文拼音 [yètǐyālì]
液體壓力
英文
fluid pressure-
The bourdon-type pressure gauge is more convenient for most purposes than a liquid manometer.
在很多情況下,使用鮑敦式壓力計要比液體壓力計更為方便。Verification regulation of liquid manometer grade i
一等標準液體壓力計試行檢定規程Baby memory foam pad is especially designed for infant use. it bring baby 0 body ' s pressure, offset anti - momentum, provide even and powful support, keep baby ' s touching part long time 0 pressure state. it does not blog blood circulation and not easily get tired and painful. it can help to change the baby ' s pilch by moving the slide without carrying the baby up in arms. it can provide baby most comfortable feeling
慢回彈海綿床墊能有效把人體壓力化解為零壓,抵消反動力,為您提供最平均、真實的支撐,使身體長時間接觸的部位處于無壓力狀態,不阻礙血液循環及不易產生疲勞和酸痛,因而減少睡眠不必要的翻身次數。This thesis used aerodynamics equation and mechanics of materials knowledge analyzed the high pressure caused by overloading in terms of theory. by compared the increment of pressure in a not full container with the full one and combined with the igc - code, this thesis put forward a method of calculating safe loading capacity under different temperature
本文應用了氣體力學方程和材料力學理論知識,對充裝過量導致過高的液貨艙壓力進行了理論分析,對比保留有氣枕時的液貨艙的壓力增量和充裝過量時造成滿液的壓力增量,並結合igc規則對充裝極限的規定,提出了不同溫度下的安全貨液充裝量的計算方法。If gases from pressure tanks are bubbled through the nutrient, only quality gasses should be used.
要是氣體通過營養液由壓力桶冒出,則只有高質量的氣體才能使用。The experimental results show that, with the increase of three parameters the diameters of the droplets will all decrease
試驗結果表明:隨著液體壓力、液體流量及靜電電壓的增加,噴霧霧滴粒徑都變小且分佈都會更均勻。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。These gauges are designed for measuring the pressure of medium oxygen, acetylene, co2 and argon. the oxygen gauge must not touch oil
氣體壓力表適用測量氧氣、乙炔、二氧化碳、氬氣等介質的壓力,氧氣表要求嚴禁接觸一切含油成分的液體和氣體。These gauges are designed for measuring the pressure of medium oxygen, acetylene, co / 2 and argon. the oxygen gauge must not touch oil
氣體壓力表適用測量氧氣、乙炔、二氧化碳、氬氣等介質的壓力,氧氣表要求禁接觸一切含油成份的液體和氣體。The application of compensation method in the definite integrate on the liquid pressure calculation
補形法在定積分計算液體壓力中的應用Aimed at some problems such as short spraying distance, electricity - leaking and reverse ionization among electrostatic nozzles existing in the country, a induction charging and pneumatic energy electrostatic nozzle was designed. the basic designing theories, structure and working process of this nozzles were theoretically specified in the paper. and then the atomization quality and charge performances of this nozzle and its affecting factors were studied by carrying out performance experiment and statistic analysis. result of the studies indicate : ( 1 ) some progress were made in solving the problems list above ; ( 2 ) from this nozzle, droplet were minute and uniform, and higher charge - mass ratio can be obtained under lower electrostatic voltage, thus the atomization quality and charge performance of this nozzle were both better ; ( 3 ) within the experiment extend, air pressure at 0. 2mpa, electrostatic voltage at 2400v were the most suitable parameters for the nozzle ; ( 4 ) the regression equations for describing droplet size, intensity of spray current and charge - mass ratio of this nozzle obtained from the experiment data had higher forecast precision ; ( 5 ) cross - effect of all factors were not significant, the atomization quality and charge performance were relative dependency affected by the factors
諸試驗因素中,充電電壓和噴孔直徑對霧滴荷質比均有極顯著的影響;氣體壓力和液體流量對霧滴荷質比的影響均不顯著;影響霧滴荷質比的主要因素依次為充電電壓和噴孔直徑; ( 8 )在300v 、 600v 、 1200y 、 1800y 、 2400v 、 3000v六種充電電壓t ,霧滴荷質比先隨充電電壓的增加而增大, 2400v后荷質比減小,推測:對于所研製的噴頭可能存在一個最佳充電電壓; ( 9 )由充電電壓和噴孔直徑的不同搭配所得霧滴荷質比不同這一結果,可看出,較大充電電壓需配備較大噴孔直徑以增強霧滴荷電效果; ( 10 ) td3 . 6和td3 . 4兩噴頭的霧滴荷質比曲線趨于重合,說明噴孔直徑大於滬3( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )
研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。Then the paper also study the atomizer structure ( the protrusion of the delivery tube value h ), atomizing gas pressure p, over - heat temperature of alloy a t, the component of solder alloy and atomizing medium and so on
進一步對霧化器結構(導液管突出高度h ) 、霧化氣體壓力p 、合金過熱度t 、焊錫合金成份和霧化介質進行了研究。In this study we analysed the interactions between initial lymphatic and interstitium, examined the procedure of lymph formation, developed the interaction theory for lymph formatoin, and showed that not only interstitial fluid prssure but also normal stress of interstitial solid phase should be considered and that lymph flow rate is greatly affected by interstitial porosity
分析了初始淋巴管與間質的相互作用,考察了淋巴液形成過程,提出了淋巴液形成的相互作用理論,說明了不僅要考慮間質流體壓力,還要考慮間質固相法應力及總應力,才能了解淋巴液的形成機理,間質孔隙度則直接影響著淋巴流量。Three alterable experimental parameters were chosen : liquid pressure, flux and electrostatic voltage
試驗選擇了3個可變操作條件:液體壓力、液體流量及靜電電壓情況下。Verification regulation of liquid manometer for working
工作用液體壓力計試行檢定規程Verification reguiation of precision liquid manometers for cistern an u - tube
精密杯型和u型液體壓力計檢定規程U tube manometer u
形管液體壓力計Abstract : the second class liquid pressure manometer is used as the standard unit. the method of calibrating the aneriod pressure manometer and the method of data processing are introduced
文摘:以二等液體壓力計做標準器,介紹數字式無汞氣壓計的檢定及其檢定數據的處理方法。Liquid pressure recovery factor
液體壓力恢復系數分享友人