laser level 中文意思是什麼
laser level
解釋
激光水平儀-
1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high
1切換雙鏡頭：為toshiba最早提出並應用的技術，也是目前使用最廣泛的。他採用一個激光頭，分別準備2個焦距不同的鏡片切換，通過轉換不同的聚焦鏡來分別讀取dvd和cd ，它的外形看起來與雙頭的sony相似，因為只能看到二組聚焦鏡，激光頭在內部看不見。他讀取信號質量較高，但由於要轉換聚焦鏡，所以成本屬于中等水平，認盤速度較慢，同樣隱含的機械故障率比較高。 -
It was showed under the laser scanning confocal microscopy that : for dna level fish, 81 % of the dnas were in the nucleoli and at the periphery of the nucleoli and 19 % in the nucleoplasm ; for rna level fish, 22 % of the rnas were in the nucleoli, 78 % in the nucleoplasm and at the boundary between it and the nucleoli ; for dna - rna level fish, 25 %, 46 % and 29 % of the dnas or rnas were in the nucleoli, at the periphery of the nucleoli and in the nucleoplasm, respectively
結果如下： dna水平熒光原位雜交結果顯示， 81的dna位於核仁內部及其核仁周邊區域， 19的位於核質中； rna水平熒光原位雜交結果表明， 22的rna位於核仁內， 78的位於核質及與核仁交界處； dna - rna水平熒光原位雜交結果是， 25的dna或rna位於核仁內， 46處于核仁周邊， 29位於核質中。由此推測出， rna聚合酶的轉錄主要發生在核仁及其周邊區域。 -
The maximum range is the most important specification for a laser altimeter and 200km is the required level for the spaceborne laser altimeter in the lunar resources survey. in the paper, one kind of method and setting characterizing the laser altimeter ' s performance aiming at the specification of maximum range - noncooperative regulable attenuation was put forward and founded
中科院知識創新重大方向?月球資源探測衛星激光高度計，要求實現200km的對月測距能力，本文以地面驗證激光高度計最大測程指標為目標，提出並建立一種激光高度計性能驗證方法?非合作目標可調衰減法和裝置。 -
We analyze the influences of the perturbed energy - level space and superposion, laser power and intermediate level offset on quantum interference. experimentally, in the sodium dimmer rhomb - type four - level system with a pair of perturbed levels, the interference enhancement of two - photon absorption caused by coherent superposition of the perturbed levels is experimentally observed
分析了微擾能級的間隔和疊加程度、激光功率以及中間能級的失諧對量子干涉效應的影響，實驗上觀察了包含有一對微擾疊加中間能級的菱形四能級系統中的雙光子激發現象，發現微擾能級的相干疊加可增強雙光子吸收。 -
The spectrum evolution of the femtosecond laser pulse in a three - level organic molecular medium ( 4, 4 ' - bis ( dimethylamino ) stilbene ) is studied theoretically by solving the maxwell - bloch equations using an iterative predictor - corrector finite - difference time - domain method
摘要通過採用預估校正的時域有限差分法求解麥克斯韋布洛赫方程，我們研究了飛秒激光脈沖在三能級有機分子（ 4 ， 4 ' -二甲氨基二苯乙烯分子）介質中傳播時脈沖的頻譜演化情況。 -
In this thesis, we demonstrate the study of si - based light emitting materials and its importance in si - based photonics integration. we discussed mainly the gain, differential gain, threshold current of si - based quantum - dot laser and the dependence of threshold current on temperature from discrete energy level of three - dimension confined quantum - dot and state density distribution of 5 - function
本文闡述了si基光發射材料的研究進展及它在硅基光電子集成中的重要地位，從三維受限量子點的分立能級和函數狀的態密度分佈入手，著重討論了si基量子點激光器的增益、微分增益、閾值電流及閾值電流的溫度特性。 -
Presently, the development of ld pumped, watt - level, solid - state blue laser is not mature, thus the theoretical and experimental research is necessary. based on the present researches, some valuable results have been obtained
目前， ld泵浦的小功率473nm全固態藍光激光器已經基本成熟，但是在瓦級大功率方面發展還不成熟，尚需在理論和實驗上進行更進一步的研究。 -
Out of question, the chirp pulse amplification technology that generate ultrashort and ultrahigh laser pulse has become a focus in research field. fortunately, the project " the research on shorter than 30fs, terawatt level ' s laser system " we undertake is about cpa system
我們所進行的國家攀登計劃「九五」預選項目「強場激光物理與飛秒超快過程的研究」 （ 95 ? ?預? ? 20 ）中的子課題： 「 30fs以下tw級激光系統的研究」 ，正是致力於飛秒cpa系統的研究。 -
Laser, ultrasonic beam and microwave are used in non contacting level measuring systems. laser systems suffer from dirt, ultrasonic sensors are strongly affected by changes of the velocity of sound and usually a pipe is needed to couple the ultrasonic waves into the liquid tank, which is difficult when there is a high pressure or when explosion protection is necessary
壓力式液位測量系統原理簡單、成本低，但測量精度和應用場合有一定的局限性，超聲液位儀精度較高，但設備復雜，一般需要用導管將超聲波傳到被測的液體中，因而安裝維護較麻煩，激光測距系統對環境要求嚴格。 -
In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately
實驗系統採用apd作為光電傳感器，將激光脈沖信號轉變為微弱電流脈沖，經過兩級放大后，信號變為幅度較大的電壓脈沖，經過時點鑒別電路分別確定計時起點和終點后，由計時電路來精確測量兩個時間點之間的時間間隔。 -
A co2 laser with the optimized resonator is made and to be proved by experiments. this dissertation focus on the following problems : the kinetics process of the cvl and the co2 laser, the rate equations for the laser level population, electron temperature and electron density
本文的重點是：闡述清楚銅蒸汽激光和二氧化碳激光的動力學過程，定量描述激光能級的粒子數速率方程、電子溫度和電子密度等速率方程 -
Special ability : 10 % bonus to medium hybrid turret optimal range per level and 20 % bonus to mining laser yield per level
特別的能力:每級加中型混合炮塔最佳射程10 %和采礦激光產量20 % 。 -
However, the disadvantage of laser welding is the so - called post - weld - shift ( pws ). the end result is a reduction in light coupling efficiency. the shrinkage force generated by the solidification process is so great that no known mechanical structure can counteract the shrinkage from shifting the joint ? at least at the micron level
這種封裝技術最大的缺點是會使激光二極體的封裝產生焊後偏移（ pws ） ，很少有一種機械的方法可以校正這種焊後偏移到亞微米級別，目前激光錘被證明是一種很有效的校正方法，激光錘校正作用過程就是利用金屬熔化凝固冷卻產生的內應力來恢復焊後偏移的過程。 -
Ultra - short ultra - intense ti : sapphire laser facility with peak power of hundred - terawatt - level
級超短超強鈦寶石激光裝置 -
All - solid - state laser is an advantage lamp - house. it has many important applications and potential commercial value in many fields, such as industry, scientific research, military. so it ' s always the research focus of laser field. diode end - pumped solid - state laser has many merits. including high efficiency, long lifetime, high frequency stability, narrow line width, compact configuration, convenient for use et al, which made her a necessity in many high level quantum optics experiments. in this thesis, a series of experiment research was done with regard to blue laser, green laser and infrared laser
激光二極體端面泵浦的固體激光器具有效率高、譜線窄、壽命長、結構簡單、使用方便等優點，特別是採用環行諧振腔內加光學單向器構成的單頻激光器，由於頻率穩定，使其成為許多高水平量子光學實驗的主要光源。本論文圍繞全固態單頻藍，綠，紅外激光器進行了一系列實驗研究工作。 -
Stuctrures of nano - powders were studied with xrd, ftir, and tg - dsc. laser scattering granularity instrument described that nano - ito was dispersed in ethanol about average 50nm, configurations of nano - composites was studied with sem, which described that inorganic nanoparticles can disperse in pmma with nano - level
本文在乙醇/水溶液中採用sol - gel法制備被乙醇包裹的納米二氧化錫， ；通過膠溶法，制備ito膠體，利用乙醇/水的共沸，用乙醇替換水，從而使乙醇隔離納米ito粒子，達到初級分散的效果。 -
The coherent excitation property of a two - level atom with a hyperfine structure in narrow band laser field
窄帶激光與能級具有超精細結構的二能級原子的相干激發 -
Laser - controlled ground leveling technology is the combination of normal ground leveling technology and laser control technology. the leveling shovel is driven by a tractor and its rising and dropping is controlled by automatic electric system, so the shovel will always operate in the same level. this leveling system also can be installed together with bulldozer and forklift
激光控制土地平整技術是高科技激光控制技術與常規機械平地技術相結合的土地平整新技術，是由拖拉機帶動平地鏟，對土地進行平整，它的電控系統是對鏟土機的升降實時調整的自動控制技術，是鏟土機始終在同一水平面工作，該系統還可以安裝在推土機、鏟車上，可以廣泛地應用於新建公路、廣場、運動場以及房屋基地的平整，對于起伏不大的場地可以一次性平整到位，大大提高了生產效率和土地平整精度。 -
Laser - cut steel armour providing full protection of all parts of the vehicle designed to contain the driver and the passengers against a high - level multi - impact ballistic assault and or hand - grenade ( blast and fragmentation ) attack with modern military weapons
車輛的防彈設計採用激光切割的防彈鋼板，可以使車輛獲得全面的保護，並對司機和乘客提供高級別的軍用槍支子彈射殺、軍用手雷爆炸的沖擊波和彈片及其他軍用武器的殺傷保護。 -
Upper laser level
上限激光電平
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