測力桿 的英文怎麼說
中文拼音 [cèlìgǎn]
測力桿
英文
dynamometer link-
The results indicate that fiber grating strain sensors are able to monitor the tension status about reinforced concrete bowstring arch bridge effectively
應用結果表明:光纖光柵測力傳感器可有效監測鋼管混凝土系桿拱橋系桿的受力狀況。Method for measurement of drawbar pull of earth - moving machinery
運土機械牽引桿拉力測量方法The bar - bar impact apparatus of split hopkinson tensile / pressure bar for high strain rate tests of fiber reinforced composites is developed. the components of this apparatus, the data sampling method and software are introduced in details
研製用於纖維束和纖維復合材料高應變率下力學性能測試的桿桿型沖擊測試裝置?分離式hopkinson桿,描述該測試裝置的硬體構成、信號採集和分析計算。Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )
本研究以武裝直升飛機防護裝甲材料為研究對象,採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料,結合其力學性能、掃描電鏡和界面微區能譜分析結果,分析了sic _ p al復合材料的真空燒結過程中的界面現象,以及材料增強和斷裂機理,並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態(應變率為3 . 3 10 ~ ( - 3 ) s ~ ( - 1 ) 5 . 2 10 ~ 3s ~ ( - 1 ) )的壓縮破壞響應進行了研究,分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下,材料的變形和微觀損傷機理,以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。Through the using of adams ( automatic dynamic analysis of mechanical systems ), kinematics simulations, which are based on the designed new type manipulate mechanism with concentrative link lever, are executed. interferences lying in the former model are measured accurately
本論文使用機械繫統運動學/動力學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對設計的新型推土機集中連桿操縱機構進行了運動學模擬分析,精確測量了存在的聯動角度。This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan
在里氏木霉rutc - 30的基礎培養基( mandels營養液)中加入固定碳源乳糖和槐豆膠,然後將可變碳源(雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖)進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗,並以槐豆膠為底物用3 , 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基,用該培養基培養的里氏木霉( t . reesei ) rutc - 30使其轉錄的-甘露聚糖酶( - 1 , 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ) mrna量能夠滿足rt - pcr的要求。The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理,運用流體力學理論,建立了該減振器阻尼特性的非線性參數化模型,模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響,通過試驗測試,得到了減振器樣件的阻尼特性及其可調范圍。But four enterococcus grew quickly and hadn " t delaying period, the final period of logarithm growing of all tested strains were 12 hour for i acidophilus pb1 and a878 ; 24 hour for bifidobacteria pba and inf ; 8 - 10 hour for enterococcus ml, pb2, a30, a31 and bacillus abticism2 the growth inhibition of escherichia coli, shigellosis, salmonell by the fermented liquor of eight probiotics bacteria was tested
確定各菌株對數生長期末期分別為: pb1和a878 : 12h ; inf和pba : 24h ; pb2 、 m1 、 a30 、 a31 、 m2 : 8 - 10h 。採用牛津杯法測定八種潛在益生菌對大腸桿菌、痢疾桿菌、沙門氏菌的抑制性,結果表明,嗜酸乳桿菌pb1 、 a878和雙歧桿菌pba 、 inf具有較強的抑菌能力,對三種致病菌能夠形成明顯的抑菌圈,而且對三種致病菌的抑菌能力明顯不同。The enterpathogens were bought from heilongjiang clinical monitor center, including escherichia coll, shigellosis, salmonella the growth curve of nine probiotics were tested by monitoring od620 of fermentative fluid, the result suggested that some strains had strong ability to producing acid including l. acidophilus pb1 and a878, bifidobacteria pba and inf, the following were enterococcus ml pb2, a30, a31
大腸桿菌、痢疾桿菌、沙門氏菌購于黑龍江省臨床檢測中心。採用比濁法測定潛在益生菌的生長曲線,結果表明,本實驗所測定的9株菌中,產酸能力最強的是pb1和a878 、 pba和inf ,其次為pb2 、 m1 、 a30 、 a31 、 m2 。Standard quantitative disk carrier test method for determining the bactericidal, virucidal, fungicidal, mycobactericidal and sporicidal activities of liquid chemical germicides
液體化學殺菌劑的殺菌,殺病毒劑的,殺細菌的,殺分枝桿菌的,殺芽孢菌劑活力測定的標準數量盤載波試驗方法The anchorage force of bolt, the displacement of deep surrounding rock, and the surface displacement of the gateway were comprehensively observed, indicating that the testing entry affected by dynamical mining pressure still keeps stable, achieving a good supporting effect
錨桿受力、圍巖深部位移、頂板離層及巷道表面位移綜合觀測表明,受回採動壓影響后,試驗巷道穩定,支護效果好。This paper is mainly concerned with the structural characteristics and research process of fiber grating strain sensors, successful applications of strain sensors in the bowstring arch bridge, particularly the tie bar cable replacement
文中介紹光纖光柵測力傳感器的結構特點和研究過程,及其在系桿拱橋換索施工中的成功應用。Applying measuring anchors to measure surrounding rocks
應用測力錨桿測試圍巖應力The experimental results show that the precision of the optical fiber grating with the condition of common engineering is 2 % and it is the most ascendant than other measure tools
光纖光柵測力環已成功應用於國內某橋系桿換索施工的監測,實踐表明:在一般建築工程環境下,其測量精度可達到2 % ,大大優于其他測量工具。Because expansion valves are high precision processing components, factory in its internal adjustment of the body parts are processed in a state of complete thermostatic, the temperature of the gas filling kits are demanding more consistent not detect leaks, in the completion of the expansion valve assembly also undergo strict testing and fatigue resistance aging sampling, the construction expansion valves : 1 : indeed temperature temperature kits ; 2 : temperature gas or liquid filled with the expansion corrugated ; 3 : spherical valve seat ; 4 spherical valves ; 5 : spring ; 6 : overheating degrees adjustment screw spacer and screw ; 7 : internal and external ( h - type ) sealed pieces ; 8 : thrust poles and corrugated of spacer ; 9 : fati ; 10 : capillary, and so on
因為膨脹閥是屬于超高精密加工的零件,在工廠對其內部調整機構零件的加工都在恆溫狀態下完成,其中的感溫包的氣體充填更是要求嚴格一致不允許一絲泄漏,在完成裝配的膨脹閥還要經過嚴格的測試和耐疲勞老化抽檢,膨脹閥的構造: 1 :感知溫度的感溫包; 2 :感溫氣體或者液體充填膨脹波紋腔; 3 :球型閥座; 4球型閥; 5 :彈簧; 6 :過熱度調整螺絲墊片和螺絲; 7 :內部和外部( h型)密封件; 8 :推力桿和波紋腔墊片; 9 :閥體; 10 :毛細管等等。Even if the round test bar indicates acceptable chemical and physical properties, the casting itself may have undetectable inherent deficiencies that reduce strength or corrosion resistance
即使圓形測試桿表明化學特性和物理特性是可接受的,逐漸本身仍然可能存在難于察覺的有損強度或防腐能力的內部缺陷。By acquiring the structure and environment parameters, the active control can greatly reduce the vibration on the model and the supporters caused by the unsteady aerodynamic force which badly influences the experienced data precision
在進行風洞試驗時,受非定常氣動力的作用,模型會與天平、支桿和支架一起產生振動。模型劇烈的振動嚴重影響風洞測力試驗數據的精度。Secondly, based on the defects of the uptodate balancing machine which were employed in the motorcycle manufacture plants, this dissertation has presented a new method on the means of checking unbalance mass of the motorcycle engine crank set. it has adopted the hard - bearing balancing machine as the prototype , utilized tow group of resistance sensors placed in vertical direction with one another to pick up the information which stand for the inertial force of the motor engine crank set when it is running
其次,通過對當前國內外曲柄連桿機構動平衡實驗的現狀及其存在問題的分析研究,提出了一種新的測試方法:在工作原理上採用硬支承型測力式動平衡機,在測量方法上應用互成900的兩點測量來失量合成任意一點旋轉慣性力大小及方向,這也是也是其不同於以往試驗機的最大之處。Secondly, based on the defects of the uptodate balancing machine which were employed in the motorcycle manufacture plants, this dissertation has presented a new method on the means of checking unbalance mass of the motorcycle single - cylinder engine crank - connecting rod mechanism. it has adopted the hard - bearing balancing machine as the prototype, utilized tow group of resistance sensors placed in vertical direction with one another to pick up the information which stand for the inertial force of the motor engine crank set when it is running
其次,通過對當前國內外曲柄連桿機構動平衡試驗的現狀及其存在問題的分析研究,提出了一種新的測試方法:在工作原理上採用硬支承型測力式動平衡機,在測量方法上應用互成90的兩點測量來矢量合成任意一點旋轉慣性力大小及方向,這也是其不同於以往試驗機的最大之處。Verification regulation of standard lever for measuring force
標準測力杠桿檢定規程分享友人