油的密度 的英文怎麼說
中文拼音 [yóudemìdù]
油的密度
英文
oil density-
The study investigated aboveground growths of caragana korshinskii and artemisia ordosica planted in four modes, revealing that in different planting modes their densities, heights and canopy width and biomasses remained unchanged or tended to decrease slightly ; the young shoots of a. ordosica annually grew in a s - shaped cure and the young shoots of c. korshinskii grew fast in spring and grew slowly or cease to grow from july on ; the biomasses and leaf area indexes of c. korshinskii and a. ordosica annually varied in a double peak curve and there were 8 annual plants that invaded in the four planting modes and formed higher coverage ; the quadrat with only a. ordoska appeared to have obviously lower coverage and biomass that the other three quadrats
摘要對騰格里沙漠東南緣2種人工植被檸條和油篙在4種配置方式下地上部分的生長動態進行了研究,結果表明:不同配置方式下它們的密度、高度、冠幅和生物量基本不變或略微呈下降趨勢;油篙新梢的年生長動態呈s型曲線,檸條新梢春季生長速度較快, 7月份以後生長速度緩慢或基本停止生長;檸條、油篙地上生物量和葉面積指數的年變化均表現為雙峰型, 4種配置方式下共有8種1年生植物人侵,並具有較高的植被蓋度;同其它3個樣地相比,純油篙樣地1年生植物的密度、蓋度和生物量明顯偏低。Its claim to fame is having inclusions that look like sparkles. very high quality aventurine without the inclusions, looks like emerald
綠色東陵石底色油綠不正,上面有光亮的小點,密度低於翡翠,其價格也遠遜于優質翡翠。This thesis described fuel management system theory and system reliability design to set forth system fuel management general design thought. many technical details are discussed in the thesis such as : fuel quantity measurement, fuel mass character calculation, fuel density measurement, the accuracy of fuel quantity measurement, the optimum location of fuel gauge probes in the fuel tank. the author brings forward a new method which is based on the software of catia to calculate fuel mass character
本文對燃油管理系統的工作原理和可靠性設計等問題進行研究,以明晰燃油管理系統的總體設計思路;並對數字式燃油量測量、燃油質量特性計算、燃油密度測量、提高燃油量測量精度的措施、油箱油量傳感器安裝位置優化等具體技術展開研究;提出了一種基於catia軟體的燃油質量特性計算方法;論文最後探討了燃油管理系統的未來發展方向。This machine is mostly used for rubber has been comminuted with glue water whipping and middling, and pass foaming shapes up template, through oil press system having it beenpressed homologized demand density reprocessed foam rubber
本機主要用於將已經粉碎的泡綿與膠水攪拌混合,再經過發泡成型模,經油壓系統壓成相應要求密度的再生泡綿。Test methods for glycerines - determination of density at 20
甘油試驗方法20時密度的測定The results showed that the effect of c. megacephala pollination was not significantly different from that of hand pollination and bee pollination, but significantly different from that pollinated by musca domestica l. and flies mixed by both c. megacephala and houseflies under the same density
結果表明:油菜在不同授粉方式下,大頭金蠅授粉與人工授粉、蜜蜂授粉效果之間差異不顯著,與家蠅授粉差異比較明顯,與相同密度條件下兩種蠅類混合釋放有明顯的差異,且有交互作用。Aiming at some occurrent interfering problems during acoustic variable density logging in oil region, for example, some short horizontal linear interference has appeared in the acoustic variable density logging drawing, and combining with the logging principles of cement bond composed logging tools, this paper has analyzed the factors of forming interferences during acoustic variable density logging and the influences for well cementing evaluation, and suggested some methods to judge and solve every interference
摘要針對油區聲波變密度測井中出現的干擾問題,例如在聲波變密度測井成果圖上有短橫線干擾,結合水泥膠結組合儀測井原理,分析了聲波變密度測井中形成干擾的因素及其對固井評價的影響,提出對各種干擾的判斷和解決方法。Abstract : in this paper, an analytical study of the dynamics of the piston in a reciprocating internal combustion engine is conducted. the equations of reynolds and moving of piston are derived. a useful method of solution is obtained. the method is applied to s1100 diesel engine. the results of this study indicate that piston oil film is found to be sensitive to the piston - cylinder bore clearance, the location of the wrist pin and lubricant viscosity
文摘:對往復式內燃機活塞的動力特性進行了分析研究,導出了活塞潤滑的雷諾方程和活塞運動方程,給出了可供實用的求解方法,並採用這種計算方法對s1100柴油機進行了設計計算與試驗研究.研究結果表明,活塞潤滑油膜歷程與活塞& &缸套的間隙、活塞銷的位置、潤滑油的粘度等因素密切相關In this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar
該文對某軍用履帶裝甲車輛綜合傳動系統使用的液壓油進行了試驗分析,得出了這種液壓油的粘度、密度、比熱與溫度的經驗關系式,推導出了粘度在溫度、壓力綜合作用下的函數關系,並對新油、舊油、普通抗磨液壓油的粘度進行了對比分析,這對于使用這種液壓油的傳動系的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據Abstract : in this paper the experimental research of hydra ulic oil used on a certain composite gearbox are carried on the experimental fo rm ulas are drawn respectively between viscosity 、 density 、 specific heat and temper ature the function of viscosity to temperature and pressure is deduced the com parative analysis among the new oil 、 used oil and ordinary antifriction oil ind icates the performance of the specitic oil is excellent these conclusions are b eneficial to the advanced analysis of the vehicle transmission system and formul ate the manual of relevant armored caterpillar
文摘:該文對某軍用履帶裝甲車輛綜合傳動系統使用的液壓油進行了試驗分析,得出了這種液壓油的粘度、密度、比熱與溫度的經驗關系式,推導出了粘度在溫度、壓力綜合作用下的函數關系,並對新油、舊油、普通抗磨液壓油的粘度進行了對比分析,這對于使用這種液壓油的傳動系的分析計算和制定相關軍用履帶裝甲車輛的使用規范提供了重要的理論依據Test method for density, relative density and api gravity of crude petroleum and liquid petroleum products by thermohydrometer method
用溫差比重計法測定原有和液化石油產品的密度相對密度和api重量的試驗方法Standard test method for density, relative density, and api gravity of crude petroleum and liquid petroleum products by thermohydrometer method
用溫差比重計法測量原油和液態石油產品的密度相對密度和api重量的標準試驗方法The density, viscosity, refractive index, molecular weight and sulfur amount of the fractions are on the increase with the increasing cumulative yield, while their molecular weight exhibits a narrow distribution from 300 to 400
研究表明,隨累積萃取收率的增加,大慶和遼河油漿窄餾分的密度、粘度、折光率、硫含量及芳碳率呈增大趨勢,油漿窄餾分的相對分子質量分佈較窄( 300 ~ 400 ) 。Add preservatives and deoxidants to the mixture solution, and go throuth the process of separating by sinking in the container ; owing to the density difference between oil and water, the mixture solution inside the conatainer will be separated of itself, and the result is that crude oil floats on the surface, while water sink to the bottom, but the separated crude oil still has water content which will be removed through electric dehydration
「在混合液中加入防腐劑和脫氧劑,然後進入容器進行沉降分離,由於油水密度不一樣,混合液在容器中自然地分離,原油浮在上面,水沉在容器下面,分離后的原油仍含有少量的水,再進行電脫水分離。 」Standard test method for density, oil content, and interconnected porosity of sintered metal structural parts and oil - impregnated bearings
燒結金屬結構零件和油浸軸承的密度油含量和互連孔隙率的標準試驗方法Standard test method for density, relative density specific gravity, or api gravity of crude petroleum and liquid petroleum products by hydrometer method
比重計法測定原油和液態石油產品的密度相對密度和api燃油比重In the process of oil exploration and exploitation, a great deal of data can be collected. these data form 3d data sets, for instance, density sets, hole degree, and flow sets of high - pressure shoot in one block. at present, the usual adopting method is to draw isoclines of data sets, and ask the career men to analyze and explain them
在石油勘探、開發過程中,會採集到大量的數據,形成三維數據場,如某一區塊的密度場、孔隙度場、高壓射流的流場,目前使用這些數據時,通常採用的方法是畫出數據場的等值線,然後由專業人員進行分析、解釋。Further more, its saturation oil - adsorbing capability ratio increases when it is used for adsorbing higher density and viscosity crude oil
油品的密度和粘度越大,熔噴聚丙烯非織造布的飽和吸油率越大。Method for inspection of pona of naphtha for exportmethod for test of density and specific gracityof liquids with lipkin bicapillary pycnometer
出口石腦油pona值檢驗方法利普金雙毛細管比重瓶法測定液體的密度和比重It is considered from the analysis of reservoir space distribution and oil physical property that the major causes that controls the reservoir are the position, high oil density, high viscosity and high condensate point, by which the oil migration and accumulation are controlled and not beneficial for oil migration, while beneficial for oil accumulation because of its self condensation and traps
控制油藏分佈的主要因素為油源位置、原油的高密度特徵、原油的高粘度特徵和高凝固點特徵、原油高密度、高粘度和高凝固點特徵控制了原油的運移和聚集,使原油不利於運移的同時,由於自凝固圈閉而利於聚集成藏。分享友人