計時長 的英文怎麼說
中文拼音 [jìshízhǎng]
計時長
英文
chief timekeeper-
Many engineering experience demonstrate that in order to elevate subbase working properties, lower project investment, prolong pavement using life - span and raise synthetical benefic,
大量的工程實踐表明,為了提高基層工作性能,延長路面使用壽命,必須在配合比設計時將抗裂性考慮在內。Design should recognize that burner flame length shortens and intensity of radiation increases as pressure increases.
設計時必須認識到當壓力增加時火焰的長度縮短而輻射強度增加。These leds light sources are not only adjustment and uniformity but also smaller, less expensive, required less power, generated less heat. especially, the pattern of the construct both aggregate and desegregate in design was to realize different light intensity illumination on same biology sample at the same time. the selectivity, work efficiency and experiment veracity have been improve greatly
該系列光源除了具備光強可調、分佈均勻優勢外,還具有波長、波峰寬適宜,以及小巧、價廉、能耗低、發熱少等特點,尤其是該生物光源在設計時採用的單元組裝模式,使得不同強度的光照能夠在同一批生物樣品上實現,大大拓寬了生物實驗的可選擇性,提高了工作效率和實驗準確性。Bone age plays an important role in the research of pedology and physical training. in the standard of estimating skeletal maturity for chinese ( method of chn scoring ), people who evaluate abstain with the aid of x film imagegrade of bones score, then woke out the bone age. this have caused the shortcoming of the high costly and consuming long time, that unfavorable to the bone age assessment ' s popularization
骨齡在在兒科學和體育科學等領域有著非常重要的作用。在中國人骨成熟度評價標準( chn積分法)中,需要藉助于x光膠片來獲得各骨的等級得分,然後計算骨齡。這樣造成了費用高、耗時長的缺點,不利於骨齡評價的推廣。When the area of little irrigation district is constant, drip line of trickle irrigation has the optimizing length. if the length of drip line is longer or shorter than the optimizing length, the expense of trickle system increases
一般認為,毛管長度越長,則滴灌系統造價相應就會減少,因此,在優化設計時,通常認為毛管取最大長度。First of all, it introduces and analyses the principium and process of the centralizer. whereafter, it builds the physical model and mathematic model for the centraliser. finally, it programs in matlab optimization toolbox to optimize the length of arms and the parameters of springs, gets the results and even analyses the capability of the centralizer before and after the optimization
對扶正器進行機械優化設計時,本文完成了如下的工作:首先介紹和分析了扶正器的工作原理和工作過程,然後建立了扶正器的物理模型和數學模型,最後用matlab優化工具箱編程對扶正器支撐臂長度和彈簧參數進行了優化,得出了優化結果,並分析了優化前後的扶正器的性能。Offer different demand of client, cabaret at the guest room settle accounts adopt the vivid way, while especially designing charges service, ignor you long live, may also rest a little, convenient your life of tour
為適應住店客人的不同需要,酒店在客房結算時採取靈活辦法,特設計時收費服務,您即可長住,亦可小憩,方便您的生活旅遊。The thrust tail duration is also longer than predicted by theory.
推力拖尾所延續的時間也比理論所預計的長。A precision force banacing accelerometer for ineration navigation application is developed. the resolution, low - sensitivity threshold and high thermal stability are considered as design parameters. in order to guarantee a low - sensitivity threshold while maintaining robustness against shock, push - pull type long flexures are used in this paper. to improve thermal stability, this paper discusses the use of electromagnets as a magnetic fied source. the silicon pendulum assembly and modified inducance type pick - up is also developed to reduce assembling procedure. the measure range of accelerometer is 0 - 70g
加速度計的解析度、靈敏度閾值和高的熱穩定性是設計時主要考慮的參數。本論文中使用推?挽式長撓性結構來保證低靈敏度閾值,同時保證抗振魯棒性。為了提高熱穩定性,本文中討論了利用永久磁鐵作為磁場源;微加工技術被引入擺組件的結構設計和利用力矩線圈作為激勵線圈來簡化電感式的檢測裝置。The decline in consumer prices is expected to ease further over the course of 2001, and is likely to revert to a small year - on - year increase towards the end of the year
預期消費物價下跌的速度在2001年內會進一步減慢,並有可能在接近年底時出現小幅度的按年計增長。Measuring cylinder is used on test bench of fuel injection pump all over the world, so manufacture error, sight error etc make the accuracy degree low. the thesis analyses the problem of fuel measurement system of the test bench of fuel injection pump, and the experiments and designs are done according to the problem, and the type and situation of the test bench of fuel injection pump all over the world is refered to
目前國內外噴油泵試驗臺量油系統普遍採用量筒式計量法,該方法存在量筒的製造誤差、沉積誤差、液面讀數誤差、氣泡誤差、揮發誤差以及測量人員的視覺誤差等,使得測量精度較低、耗時長,已不能滿足對汽車發動機的環保技術要求和節能要求。As a result of the simplified torsion moment of inertia, integral stability coefficients based on the gb50017 code increase relatively 5 % or 0. 01 ~ 0. 04 absolutely, only for hn behind hn400 150, whose calculation length goes beyond the limit of 8 meters, taking account of any load condition and any yield - point
Gb50017梁的整體穩定系數公式的誤差是由扭轉慣性矩的簡化造成。任何荷載情況和鋼號,規格大於hn400 150的hn型鋼,當計算長度大於8米時,整體穩定系數偏高約5 ,絕對偏高量在0 . 01 0 . 04范圍。Then in allusion to biased momentum wheel system, based on classical control system a pid controller was design about pitching channel. according to specialty of roll - yawing channel, this paper discuss long - time cycle movement and short - time cycle movement. when design the control method of long - time cycle movement, whiff thruster is used to assistant the control system. when design the control method of short - time cycle movemen, in order to sovle the problem of coundn ’ t abtain the angular velocity signal, nonminimum phase controller advanced by terasaki is used
然後針對偏置動量飛輪系統,基於經典控制理論設計俯仰通道的pid控制律,根據滾動?偏航通道耦合的特點,分別討論了由軌道角頻率和章動頻率引起的長周期運動和短周期運動。其中長周期運動控制律設計時,結合了噴氣推力控制來輔助偏置動量控制;短周期運動控制中,為了解決不能獲得角速度信號的問題,採用terasaki提出的非最小相位控制器進行控制。Me is what allows you to ride in a fast - moving group without suffering, to time trial faster than you have done before, and to hang with the leaders on a very long, steady grade
肌肉耐力使你能輕松地在高速前進的隊伍中騎行,在計時賽中比你以往更快,安穩地長時間咬住領騎者。In more waterfall - like project when they create one - big design document out of requirements and then implement it ? there may be some assumptions done when writing design, which will be dropped during implementation ; there may be miscommunications between developers ( integration problems ) if more than one person is involved in a single feature implementation
在更接近使用瀑布模型的項目里,當開發人員根據需求撰寫了一份長篇的設計文檔並且去實現時,可以會有一些設計時已經假定做好的功能,但在實現時卻漏掉了;此時如果不止一個開發人員參與了某個單獨功能的實現,這就可能是開發人員這間缺乏交流的緣故。Outstanding accomplishments in the last 40 years have included the introduction of the world championships 1973, the first world cups 1979, the olympic debut of synchronised swimming 1984, the short course world swimming championships 1993, the diving grand prix 1994, advances in the use of technology, specifically of electronic timing equipment ; and the rapid development of the swimming programme to include new events such as masters and open water swimming
在過去的40多年中,游泳運動取得了一系列突出成就,發起了世界游泳錦標賽1973年世界盃賽1979年世界短池游泳錦標賽1993年跳水系列大獎賽1994年,花樣游泳項目成為奧運會正式比賽項目1984年。與此同時,高科技設備在游泳比賽中的應用,特別是在電子計時設備取得了長足發展。游泳比賽的項目迅速擴展,產生了大師賽及公開水域賽等多種新項目。The study results reveal some laws : ( 1 ) two failure modes exist in different obliquity slope and influence the internal force of soil nailing ; ( 2 ) the connection between face shield and soil nailing determines the distribution of the axial force along length ; ( 3 ) the influence of face shield involves its connection with soil nailing and its stiffness on soil nailing wall ; ( 4 ) the transversal effect of soil nailing depended on the joint of nail head is little ; ( 5 ) the maximum axial forces of other soil nailings except the first soil nailing increase gradually with excavation
研究表明: ( 1 )素土坡隨著坡角的變化,存在兩種破壞方式,破壞方式不同,土釘受力狀態不同; ( 2 )土釘和面層的連接方式決定著土釘長度方向上的軸力分佈形態; ( 3 )面層主要通過面層與土釘的連接和面層的本身剛度兩個方面對土釘內力和墻體變形產生影響; ( 4 )土釘橫向抗剪抗彎作用的發揮程度和土釘釘頭的連接方式有關,但作用不大,實際設計時可以忽略其影響; ( 5 )隨著坡體的開挖,第一排土釘的最大軸力變化不大,其它土釘的軸力都穩步增加。In this paper, the three level fortification criterion, two stage design method and the elastic response spectrum theory are adopted, and the program of nba ( the program of nonlinear - aseismic analysis for beam bridge ) is used to calculate. through gathering, analyzing and calculating a lot of bridge design materials, this paper induces a simple way to calculate the relative displacement of the beam and the pier, and then according to the current design method, it concludes a better design principle of the supporting length of the beams. at the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling - off prevention structures of highway bridges
本論文採用三水準設防、兩階段設計方法、彈性反應譜計算理論,運用橋梁結構非線性地震響應分析程序nba ( theprogramofnonlinear ? aseismicanalysisforbeambridge )進行計算;通過收集大量的實橋設計資料,經分析計算,歸納總結出計算上下部結構相對位移的簡便計算方法;並綜合國內外的經驗值,提出梁的支承長度se的設計原則;同時運用動力學突加荷載的原理,推導分析了預應力鋼絞線式(鋼棒連接式)落梁防止裝置設計承載力的計算方法和設計伸長量s _ f的取值;最後本文通過實橋計算,說明了落梁防止系統設計的方法。For instance, if a less - skilled painter replaces a more - skilled one, you might need to add time to your estimate for how long it will take to paint a room
譬如,如果某個不熟練的粉刷工取代了熟練的粉刷工,或許需要延長粉刷一間屋子的估計時間。Frame - bracing structure is a kind of dual - system, among which the bracing system may be shear wall, reinforced concrete core, vertical truss, etc. in current design codes for steel structures, multi - story steel frames are divided into two types, sway and non - sway frames
支撐體系可以是剪力墻、筒體或支撐桁架體系。國家現行的鋼結構設計標準在計算框架結構的穩定性時將框架結構分為有側移和無側移兩類,分別確定其計算長度。分享友人