low-test 中文意思是什麼

low-test 解釋
adj. 形容詞 (汽油的)高溫氣化的〈指低級汽油〉。

  • low : adj 1 低的;淺的,矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • test : n 1 檢驗,檢查;考查;測驗;考試;考驗。2 檢驗用品;試金石;【化學】試藥;(判斷的)標準。3 【化...
  1. Specification for low temperature low air pressure test chambers

    低氣壓試驗箱技術條件
  2. Specification for high temperature low air pressure test chambers

    低氣壓試驗箱技術條件
  3. Test of several low - toxic insecticide on control of beet army worm in welsh onion

    幾種低毒殺蟲劑防治大蔥甜菜夜蛾試驗
  4. This test chooses general industrial vc / vac copolymer as raw material, various supplement material additives are also the common conventional avirulent additive on industry ; the plastic material processing routine is also the universal method to make the thermoplastic plate of low temperature of vc / vac copolymer that accords with medical requirement that its softening temperature is 55

    本試驗選用氯醋共聚樹脂為主要原材料,所用輔料添加劑也是工業上常見的無毒性常規添加劑;採用常規的塑料加工成型方法及設備製造出軟化點為55的、符合醫用要求的低溫熱塑性氯醋共聚樹脂板材。
  5. A detailed introduction was made to the properties of the wet coated sand suitable for multi - station shell mould shooting machine ; the development of a sort of high strength coated sand with low resin content : the shaping index and wetness adjusting process : analysis and prevention of peel back defect of shells made with overturning hopper process ; test method of peel back resistance of coated sand : pinhole defect analysis of high ni ductile iron shell mould castings and application of anti - pinhole coated sand

    詳細介紹適用於吹砂式多工位殼型機的濕態覆膜砂性能;高強度低樹脂量覆膜砂的研製;濕態殼型覆膜砂的成形性指數與調濕工藝;翻鬥法制殼時的脫殼問題分析和解決辦法;覆膜砂脫殼性檢測方法;高鎳球鐵件殼型鑄造表面針孔原因分析與抗針孔覆膜砂的應用。
  6. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  7. Abstract : by means of natural, coagulative and sand peak coagulative settling test, the flowing water test of high, sub, and low turbidity water containing most of coarse silt have been research. some results are concluded

    文摘:通過自然沉澱、混凝和沙峰型混凝沉澱試驗,對以"粗」組分泥沙為主的高濁度水和低濁度水進行了動水試驗研究,取得一些成果
  8. Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    文摘:在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關系,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  9. Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    在分析鋼橋面鋪裝層主要病害和特殊工作環境的前提下,分別採用高溫車轍試驗、低溫小梁彎曲試驗和控制應力小梁彎拉疲勞試驗,研究了不同環氧樹脂摻量下的環氧樹脂改性瀝青混合料的高溫穩定性、低溫抗裂性和抗疲勞性能.試驗結果表明:環氧樹脂對這3個方面都有很大的改進效果,但改性效果和樹脂的添加量並不是一個無限遞增的關系,當添加量超過一定數值以後,改性的效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?的建議值
  10. There exist the following main problems in china : 1. insufficiency of guidance and support from macro policies ; 2. ill - functioning mechanism of competition in the market because of the separated market, which results from setup of test institutions according to districts. 3. lag of laws and regulations, and disaccord between some policies ; 4. lack of competitiveness for low complex strength and technology level of test institutions

    當前,我國檢驗市場正處於一個關鍵的發展時期,既面臨嚴峻的挑戰,也擁有大好的發展機遇,借鑒發達國家的做法,我國檢驗市場發展的思路和對策有三個方面:首先是政府加強監管。
  11. Standard test method for low temperature viscosity of drive line lubricants in a constant shear stress viscometer

    恆定剪切應力粘度計中傳動線路潤滑劑的低溫粘度的標準試驗方法
  12. Basic environmental testing procedures. test methods. test fdc : random vibration wide band. reproductibility low

    基本環境試驗程序.試驗方法. fdc試驗.寬帶的隨機振動.可再現性低
  13. Fiber optic cable bend test, low and high temperature

    光纜的低溫和高溫彎曲試驗
  14. Our main products are micro barometer low pressure gauge low pressure capsule gauge vacuum pressure with low pressure gauge pressure gauge with electrical contact shock - proof electric contact gauge stainless steel pressure gauge dry and glycerin filled pressure gauge normal pressure gauge freon pressure gauge oxygen - acetylene pressure gauge stainless steel vacuum pressure gauges series diaphragm seal pressure gauge diaphragm pressure gauge with electrical contact pp diaphragm seal pressure gauge shock - proof pressure gauge with electrical contact diaphragm seal pressure gauge explosion - proof electric contact pressure gauge minitype pressure gauge accurate pressure gauge test pressure gauges as well as pressure gauge switch pressure separator tube pressure gauge radiator double - metal thermometer all the products can meet both national and international stands,

    一般壓力表氣壓表抗震壓力表充油壓力表全不銹鋼壓力表膜盒微壓表電接點壓力表冷媒壓力表真空壓力表壓力真空表隔膜壓力表微型壓力表差壓表微差壓表絕壓表精密壓力表耐高溫壓力表蒸氣壓力表汽車燃氣壓力表醫用壓力表遠傳壓力表衛生型壓力表壓力表緩沖管壓力表冷凝散熱器壓力表翅片散熱器壓力表開關不銹鋼連接彎管不銹鋼連接軟管轉換接頭油壓連接頭壓力表針閥節流閥及過壓保護附件濾油網加油口油溫油麵計雙金屬溫度計等。
  15. The test of sulfur and lead isotope of ores shows that mineralizing matter mainly comes from deep. the ore minerals are typical low - to - moderate - temperature hydrothermal minerals, such as stylotypite, galenite and chalcopyrite

    對礦石中硫和鉛進行同位素測定,認為硫主要來自深部,顯示了地幔硫遭受少量地殼物質混入后的硫同位素組成。
  16. Test open short no need oscilloscope and meter, because scope. very difficult to distinguish hi - level and vcc, and low - level and gnd signal

    免電表和示波器,即可判定開短路;並且無示波器hi - level與vcc間,
  17. Dressing test of low grade hematite from sijiaying iron ore mine

    司家營貧赤鐵礦選礦試驗研究
  18. Compared with primary second sampling a / d converter, it realizes digital feedback by digital circuit and does n ' t adopt high accuracy d / a converter with complex technology and high price. it has many excellent qualities, such as high - integration, high - accuracy, widely used, low - price. it can be widely used in test and measure system, scientific instrument, iatric instrument, automatic test system etc. so popularizing this new type a / d converter has very significant meaning

    與原有的兩次采樣a / d轉換器相比,用數字電路實現數字反饋可不用技術復雜、價格昂貴的高準確度d / a轉換器,具有集成度高、準確度高、適用性強、價格低等優點,可廣泛應用於測量測試系統、科學儀器、醫療儀器、稱重儀器、自動測試系統等。
  19. Department perfect test, which can be made into various mechanical properties such as : tension tests, strength tests slide, terminal testing ; electrical performance test items include : insulation resistance testing, contact resistance testing, testing withstand voltage, high and low test, solderability test, durability testing, vibration - resistant testing, life test

    完善之測試部,能作各項機械性能測試如:拉力測試、插撥力測試、端子強度測試;電氣性能測試項目計有:絕緣電阻測試、接觸電阻測試、耐電壓測試、高低測試、可焊性測試、耐久性測試、耐振測試、壽命測試等
  20. The 6psd30 - 1 fuel injection pump test stand is the 1970 ' s product and leave unused. its electrical control part is made up of large discrete components with low - test sensitivity, inconvenient setting and adjustment, high trouble rate. moreover, its circuit components are aging and spoiled

    6psd30 - 1型電子控制噴油泵試驗臺是七十年代的產品,其電氣控制部分電路採用大量分立元件構成,測試靈敏度低,設定調整不方便,故障率高,而且電路元件大多老化、損壞,現處于閑置狀態。
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