study for a test雙語例句
1. Based on freeze thaw cycle indirect tensile test, a further study of moisture susceptibility for some familiar graded HMA mixtures is carried out through modification of immersion conditions, and a new method of...
本文以劈裂試驗為基礎(chǔ),通過對浸水條件的改進(jìn),進(jìn)一步深入地研究了幾種常見瀝青混合料的水穩(wěn)定性,提出了以真空循環(huán)飽水條件下的沸煮劈裂試驗的殘留穩(wěn)定度來評價瀝青混合料的水穩(wěn)定性。
2. Methods: from prepation of crude drug as start, study the technology of extract and defat with L9 (3~4) orthogonal test. With EtOH extraction and water sed, alkali washing, EtOAC extraction as main methods of eliminate dopant. Finally with alky AlzO3 chromatographic column, rich and gain anticancer active site. The maximum response was achieved at a 40 min extracting time with 10 times volume 90% EtOH added to the sample for the first time and 30 min for the second time. Adding 10 times water will produce precipitation; Place the precipitation into 6 times petroleum benzin to de-fat at 60℃.
云南紅豆杉中抗癌活性物制備工藝研究方法:利用正交設(shè)計試驗L9(3~4)確定原料藥提取工藝為:10倍量90%乙醇提取兩次,第一次40分鐘,第二次30分鐘;醇提液用10倍量水沉;沉淀加6倍量石油醚40℃脫脂;用1mol/L的NaOH溶液堿洗,除去酸性雜質(zhì);以堿性氧化鋁柱,以環(huán)己烷/丙酮為洗脫溶劑,在環(huán)己烷-丙酮(6:4)段富集到所需活性部位,洗脫劑用量為3VB。
3. study for a test的解釋
3. 4 Atest need not be performed to determine whether a part complies with the requirement in 28.3 if studyand analysis indicate that the strength of the part is adequate for the purpose as a result of its material and dimensions – for example, copper or steel pipe of standard size and provided with standard fittings might be considered to have adequate strength.
28.4若研究和分析表明零件的強(qiáng)度在其材料和尺寸方面可以達(dá)到強(qiáng)度的要求,則不必按28.3的要求來在進(jìn)行測試。例如,標(biāo)準(zhǔn)大小的銅管和鋼管且?guī)?biāo)準(zhǔn)的裝置可以認(rèn)為其有適合的強(qiáng)度。
4. Based on a thorough investigation of the engineering geological condition for the reservoir region of the Huizhou Pumped Storage Power Station, the in-situ trial pit water injection test, boring water injection test, and water pressure test were performed to study the permeability of rock and soil mass.
摘要在對惠州抽水蓄能電站庫區(qū)工程地質(zhì)條件進(jìn)行詳細(xì)調(diào)查的基礎(chǔ)上,采用現(xiàn)場試坑注水和鉆孔注水、壓水試驗等方法了解巖土體的透水性。
5. study for a test的近義詞
5. In order to study the mechanical behavior of special joint at connection between stiff suspension cable and upper chord of truss beam for stiff suspension reinforced steel truss bridge, a 1:2 scale-down model testand three-dimensional finite element analysis of Dongjiang Bridge's special joint S25 were investigated in order to find the stresses distribution rule and mechanical property of the special joint.
為研究剛性懸索加勁鋼桁梁橋剛性懸索與桁梁上弦桿的連接處特殊節(jié)點的力學(xué)行為,結(jié)合東莞市東江大橋,采用1:2的幾何縮尺比例,對其特殊節(jié)點S25進(jìn)行了模型試驗研究,并進(jìn)行了詳細(xì)的空間有限元分析。
6. Roche, the Swiss pharmaceutical group, is funding astudy to test the efficacy of its flu drug Tamiflu in combination with rival GlaxoSmithKline's Relenza, in one of several initiatives to extend further the market for its blockbuster antiviral treatment.
瑞士制藥集團(tuán)羅氏正為一項研究提供資金,以測試其抗流感藥物達(dá)菲與競爭對手葛蘭素史克的樂感清結(jié)合使用的療效。這是羅氏為其暢銷抗病毒藥物擴(kuò)展市場的又一項舉措。
7. A case study is conducted which covers 1CAN teacher training program in United States at the last chapter, and the author describes the procedure of this program, which is analyzed by pre and post testfor the improvement of teachers'scientific understandings and its relationship with teacher knowledge and classroom teaching.
第六章以美國ICAN探究教學(xué)培訓(xùn)項目為例,詳細(xì)闡釋了該項目的設(shè)計和組織,并對教師案例進(jìn)行了前后測的效果分析,考察了該項目對教師科學(xué)探究和科學(xué)本質(zhì)的認(rèn)識以及教學(xué)實踐的影響,并進(jìn)一步分析了教師的認(rèn)識與實踐的關(guān)系。
8.
8. The virus presents the typical Pseudorabies virus form under the electronic microscope, and can be neutralized with standard positive porcine sera using serum neutralization test. TCID50 of the virus was 10-10.87/0.1mL. Rabbits and pigs challenged with the cell virus showed typical syndrome of PR. PCR technique was applied for the detection of PRV in cell virus and amplified a fragment with desired size of 217bp. According with virus characteristic from infected pigs, the virus was identified as PRV and named XIN-W strain. On the pathogenic and molecular level, the study gives a preliminary proof that wild virulent strain of PRV was existed in Xinjiang region.
結(jié)果發(fā)現(xiàn):分離的病毒接種實驗兔后發(fā)生奇癢并麻痹致死;BHK-21 細(xì)胞培養(yǎng)盲傳4 代出現(xiàn)典型細(xì)胞病變,用BHK-21 細(xì)胞測定其毒價TCID50 為10-10.87/0.1mL;電鏡觀察可見呈現(xiàn)典型PRV 病毒形態(tài)學(xué)特征;感染試驗兔出現(xiàn)典型的奇癢癥狀;仔豬出現(xiàn)典型的癥狀和病理變化;分離的病毒能中和PRV 標(biāo)準(zhǔn)陽性血清;PCR體外擴(kuò)增可見其與鄂A 株在同一水平位置上有相同的電泳帶;根據(jù)此分離病毒株的上述特性,鑒定其為豬偽狂犬病病毒,并命名為XIN-W株。
9. study for a test在線翻譯
9. The study on the compression test of β forged Ti-24Al-14Nb-3V-0.5Mo alloy shows that the strain rate sensitivity, m, of the alloy is larger than 0.3 and the true strain reaches 2.0 without cracking at 980℃ and 2×10〓s〓, indicating that β forged Ti〓A1-based alloy has a good superplasticity during compression process. This result provides a basis for superplastic forging and superplastic extrusion.
本文在簡化Ti-A1系金屬間化合物的超塑預(yù)處理工藝、拓寬超塑變形條件、研究合金超塑變形過程中的組織演變和探索超塑變形機(jī)制等方面取得了下列研究成果:對β鍛造態(tài)的Ti-24Al-14Nb-3V-0.5Mo合金進(jìn)行壓縮試驗的結(jié)果表明:在980℃、2×10〓s〓的條件下,合金的應(yīng)變速率敏感性指數(shù)m值大于0.3,真應(yīng)變大于2.0時試樣表面未出現(xiàn)裂紋,說明僅經(jīng)開坯鍛造的Ti〓A1基合金在壓縮時具有很高的超塑變形能力,超塑預(yù)處理工藝可大大簡化,此結(jié)果為體積超塑成形如超塑鍛造和超塑擠壓提供了理論依據(jù)。
10. Methods:A retrospective study on 97 infertile patients, laparoscopic ovarian cyst resection of 38 cases of patients with infertility as atest group, of which 27 cases in patients with unilateral ovarian surgery done for the group A, 11casee in patients with bilateral ovarian surgery done for the Group B; control group was 59 cases of tubal obstruction in patients with infertility as the control group.
選擇38例因腹腔鏡下做過卵巢囊腫剝除術(shù)且輸卵管阻塞而施行體外受精-胚胎移植的不孕患者作為實驗組,同時將27例單側(cè)卵巢囊腫剝除術(shù)患者作為A組,11例患者雙側(cè)卵巢囊腫剝除術(shù)作為B組;選擇同期59例因單純輸卵管阻塞而施行IVF-ET的不孕患者作為對照組,并對兩組IVF-ET的臨床結(jié)局進(jìn)行回顧性分析。
11. In the part of study on crystal growth, a suit of equipment for single crystal growth in liquor with low temperature is designed and manufactured, and CsGeBr3 is synthesized by an improved method and characterized by powder X-ray diffraction, and infrared spectrum test of TG DTA are also put up. A proper liquor system for single crystal growth is selected by the study of microscopic crystals, which lay the groundwork for the study of solubility curve and single crystal growth.
在晶體生長的基礎(chǔ)研究部分中,設(shè)計并制作了一套適用于低溫溶液降溫法的單晶生長設(shè)備;用改進(jìn)方法合成了CsGeX_3三種物質(zhì)的微晶粉末;進(jìn)行了X射線衍射物相鑒定、紅外光譜、熱分析等測試,進(jìn)行顯微結(jié)晶的研究以選擇適合單晶生長的合適的溶液體系,在此基礎(chǔ)上繪制了CsGeBr_3的溶解度曲線,并嘗試用低溫溶液降溫法來進(jìn)行CsGeBr_3的單晶生長。
12.
12. The flow parameters, which controlled the heat transfer phenomena in the coolant channel of the piston, are identified; the experimental facilities and program will be established in accordance with the parametric conditions experienced by a real marine diesel engine. The experimental result for the flow within smooth-walled duct under the reciprocating motion will be used as the reference datum to assess the results for the study of heat transfer augmentation. As an attempt to enhance the cooling performance, the ribs will be installed in the coolant channels which flow was orthogonal mode for the piston moving direction. Finally, the results obtained for the tests with heat transfer augmentation devices will be compared with the smooth-walled test results.
本研究計畫利用座標(biāo)轉(zhuǎn)換理論,對受到與往復(fù)運動正交方向之流場進(jìn)行參數(shù)分析,建立控制此流場熱傳性能之參數(shù)后,模擬實際船舶主機(jī)運轉(zhuǎn)時活塞之冷卻情形并進(jìn)行實驗量測,作為評估活塞冷卻之基準(zhǔn),然后應(yīng)用現(xiàn)行已實用於工業(yè)界的技術(shù),在與往復(fù)運動正交方向之圓形冷卻通道中加裝凸起物以增加熱傳效能并予以測量其熱傳系數(shù)及其相關(guān)之物理現(xiàn)象,據(jù)以討論此流場受往復(fù)力之影響,在周向不同位置之熱傳情形以及其與平行於往復(fù)運動方向之流場的差異。
13. In this thesis, a lot of experiments are conducted to study the influence of opening velocity upon the arc energy and arc duration in different current and opening velocity forAgNi and AgSnO2 contact materials utilizing the test equipment for contact material`s break arc characteristics.
本文利用分?jǐn)嚯娀⌒阅軈?shù)測試裝置對AgSnO2和AgNi兩種觸點材料,在不同電流等級、不同分?jǐn)嗨俣鹊那闆r下進(jìn)行了大量的試驗,并對分?jǐn)嗨俣葘﹄娀〉娜蓟r間、電弧能量的影響進(jìn)行了研究。
14. In this study, the mathematical model fora brake system in a dynamometer is proposed to identify brake torque variation, and correlations between the dynamo test and simulation are determined.
本研究推薦制動系統(tǒng)測功器數(shù)學(xué)模型用來鑒定制動轉(zhuǎn)矩的變化,并確定動態(tài)試驗和仿真間的相互關(guān)系,介紹了襯墊和盤之間簡單模擬,作為點接觸元件以及在時間范圍內(nèi)瞬態(tài)響應(yīng)分析。
15. study for a test
15. This study suggests that the 30- minute (1-24) ACTH test is a simple, safe and valuable screening procedure for evaluation of adrenocortical function in children.
本研究顯示對于孩童腎上腺皮質(zhì)功能的評估,30分鐘腎上皮促素試驗不失為一簡單、安全且有臨床應(yīng)用價值的篩檢方法。
16. But nowdays the conventional method for quality detection of wall structure is destructive sampling test method which is not efficient, irepresentative and can not meet the need of engineering detection. Thus it is necessary to studya handy, lossless and effective method for health diagnose to improve and even substitute the conventional method.
然而,目前墻體質(zhì)量檢驗常用的開孔或開槽的破壞性取樣法,效率低、代表性差,已難以滿足工程檢測的需要,迫切需要一種簡便、無損、有效的健康診斷方法,彌補(bǔ)以至取代傳統(tǒng)的檢測方法。
17. Unit 1 How do you studyforatest.
人教版九年級第二單元課件人。
18. Unit 15 We're trying to save the ma. Unit 1 How do you studyforatest.
人教版九年級第二單元課件人。
19. study for a test是什么意思
19. Based on thorough studyand field test, the Φ60 mm mechanical hydraulic chronotron is developed, and a set of perforation techniques are developed for the horizontal wells with middle or lo...
介紹了Φ60mm液壓延時器的結(jié)構(gòu)、工作原理,該儀器的研制成功,為水平井TCP射孔安全提供了重要的保證,經(jīng)多次現(xiàn)場應(yīng)用,取得了較好的效果。
20. Based on thorough studyand field test, the Φ60 mm mechanical hydraulic chronotron is developed, and a set of perforation techniques are developed for the horizontal wells with middle or lo.
為此,研制了Φ60mm機(jī)械液壓延時器,利用液壓延時原理,控制各組點火起爆器的起爆時間,設(shè)計了不同尺寸的延時銷,達(dá)到不同的延時時間,分段、分時、間隔引爆射孔槍,分散射孔能量,完善了中、長半徑的水平井射孔工藝,解決了長井段水平井TCP射孔存在的問題。