量液管 的英文怎麼說
中文拼音 [liángyèguǎn]
量液管
英文
burette-
Don ' t let inaccuracy hold you back in lab ! this video introduces the proper methods for measuring precise volumes of liquid using pipets, burets, volumetric flasks, and syringes
不要讓不精確在實驗室阻礙你!此影片介紹正確方法來使用滴管、滴定管、量瓶和注射器精確測量液體體積。Through the analysis of contest experimental test questions from 1995 to 2003, it is found that metage, synthesis, standardization and determination are the characteristics of these years " experimental test questions. chemistry experiment is based on the elementary knowledge, especially checking the usage of suction pipet and buret. the core of questions lies on the basic operation of metage, dissolution, suction, refluxing, filter, wash and titration
通過對1996 - 2003年化學競賽決賽實驗題進行分析得出： 「稱量?合成?標定?測定」是近幾年實驗試題的特點；化學實驗重在基礎，特別是考察移液管和滴定管的使用；基本操作如稱量、溶解、移液、回餾、抽濾、洗滌、滴定等是實驗考查的重點。By transformation of the downcomer of the claus gas separator, methanol entrainment by claus gas is eliminated, the oil content in the methanol in the system reduced, and good economic benefit obtained
對克勞斯氣分離器降液管改造后，消除了克勞斯氣夾帶甲醇的現象，降低了系統甲醇中的油含量，取得了較好的經濟效益。Standard specification for glass measuring pipets
玻璃測量移液管標準規范The bicapillary pycnometer is a tool for accurate determination of density.
雙毛細管比重瓶是一種用於精確測量液體密度的儀器。Measurement of liquid flow in closed conduits by weighing method ; errata
在封閉導管中用稱重法測量液體流量.正誤表Measurement of liquid flow in closed conduits using transit - time ultrasonic flowmeters
在封閉導管中用渡越時間超聲波流量計測量液體流量The effect of gas rates, liquid flow - rates, downcomer width, weir height and the addition of surface active agent on the liquid mean residence time, t, effective diffusion coefficient, de, and froth height, hf were studied. results obtained showed that for two systems, the t in the downcomer of ctst plate is 20 - 50 % smaller than that of fl valve plate, and the de is 40 - 70 % smaller than that of fl valve plate
通過對氣速、液體流量、降液管寬度、堰高和表面活性劑加入的影響進行分析得出下面結論：在相同的操作條件下，對于兩種物系， ctst塔板降液管的液體停留時間比f1浮閥塔板的約小20 50 ，有效擴散系數比f1浮閥塔板的小40 70 ，泡沫高度低110 150mm 。The concentration of feso4 was determined by micro titration with a novelly designed pipette and kmno4 standard solution
摘要將微型滴定用於硫酸亞鐵含量的測定，設計並使用與微型滴定管精度一致的移液管，比較了微型滴定與常量滴定的測定結果。( 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。Different recognition on transfusion institution ; different social and cultural background ; different social and economic environment where the transfusion institution are in. b. different approaches on information management ; different degrees of tightness to enter the markets ; different ways to set the price ; here in this part, the author demonstrates the enormous power of market mechanism by explaining the different methods in carrying out free - of - charge blood - donation in china and the united states
並對產生差異的原因進行了分析，是對血液以及采供血機構認識上的不同，不同的社會文化背景，機構所處的不同社會、經濟環境；是對資源管制方法上的不同，市場進入的松緊不同，價格制定的方法不同；以實例：無償獻血在兩國推行的方法不同，說明市場機製作用的巨大力量；是管制者追求的目標不同形成了兩種管理體制。Measurement of liquid flow in closed conduits by weighing method
在封閉導管中用稱重法測量液體流量This facility is used to measure the refrigerant distribution in components of a refrigeration appliance, including compressor, evaporator, condenser, receiver, accumulator, liquid line, etc, under different working conditions, such as start - up, steady state or shut - down
測量製冷裝置在開機、穩定運行、停機等不同工況下，包括壓縮機、蒸發器、冷凝器、集液器、氣液分離器、液管等在內的各個部件，製冷劑的質量分佈。Laboratory glassware ; graduated pipettes, adjusted to contain
實驗室用玻璃器具.調節容量的帶刻度的移液管With the changing of the pressure of water - filled pipe, diameter of leak hole, distance of propagation, the energy and spectrum of pipe leak signal will change. based on this system, these laws were researched by means of experiment
通過對充液管道泄漏聲發射檢測實驗，研究了泄漏聲發射信號的能量和頻譜隨壓力、泄漏孔徑大小及傳播距離變化的規律； 2Microchemical apparatus - volumetric analysis - specification for capillary pipettes
微量化學儀器.容量分析儀.毛細移液管規范Measurement of fluid flow in closed conduits - methods of evaluating the performance of electromagnetic flow - meters for liquids
封閉管道中液體流量測量.液體電磁流量計性能評定方法Measurement of fluid flow in closed conduits. methods of evaluating the performance of electromagnetic flow - meters for liquids
封閉管道中流體流量的測量.液體電磁流量計的性能評價方法Measurement of fluid flow in closed conduits ; methods of evaluating the performance of electromagnetic flow - meters for liquids iso 9104 : 1991 ; german version en 29104 : 1993
封閉導管內液體流量的測量.測量液體的電磁流量計特性Advice the custmers to proofread equipment or reaction feed - in pipe innerpath, feed - in units time flux to confirm outerpath and virtual innerpath of adding liquid pipe
建議用戶校核設備或反應釜進料支管內徑，進料單位時間流量來確定加液管的外徑和有效內徑。分享友人