second speed 中文意思是什麼
second speed
解釋
二檔速度。-
The brains inside computers, called microprocessors, are measured in nanometres and their speed in the billionths of a second
計算機的核心，被稱作微處理器，用納米來衡量技術水平，其運算速度達到一秒數十億次。 -
In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題，具體成果和創新點如下1 、根據流體力學理論，建立了螺旋槳推進器的動態模型，它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量，以電機施加轉矩為輸入，螺旋槳推力t和轉矩q為輸出。 -
The second report, by eric rignot of the us space agency s jet propulsion laboratory in pasadena, us, showed an eightfold increase in the speed of three glaciers, called hektoria, green and evans, between 2000 and 2003
埃里克?里戈諾特供職於美國國家航空航天局設在帕薩迪納市的噴氣推進實驗室，他所做的第二份報告顯示， 2000年到2003年間三條分別名為黑克多利亞、格林和埃文斯的冰河的流速增加了8倍。 -
The second report, by eric rignot of the us space agency ' s jet propulsion laboratory in pasadena, us, showed an eightfold increase in the speed of three glaciers, called hektoria, green and evans, between 2000 and 2003. two others, jorum and crane, moved twice as quickly at the beginning of 2003 than they did in 2000 and nearly three times as fast by the end of the year
埃里克里戈諾特供職於美國國家航空航天局設在帕薩迪納市的噴氣推進實驗室，他所做的第二份報告顯示， 2000年到2003年間三條分別名為黑克多利亞格林和埃文斯的冰河的流速增加了8倍。 -
Each bit can flip 1020 times per second, equivalent to a clock speed of 100 giga - gigahertz
每個位元每秒可翻轉1020次，大約比振?頻率10億赫茲的時鐘快1000億倍。 -
Because the switching speed of magnetologic gates is fast, switching at billions of cycles per second ( gigahertz ), this chameleon of processors can alter its functionality many times within the space of even one second
由於磁邏輯閘的開關速度很快，每秒達幾十億次，所以這種變色龍般的處理器，在短至一秒之內就能多次變換功能。 -
After analyzing the key technique of sprint - wiggling motion, specially analyzing the feature of hipbone motion of sprint - high - speed swing and level motion of having the hip as the axle in process of, the author considered that developing swing specific power be the first and developing general power be the second in power training of sprint surrounding tightly the power of groups of muscles of swing motion, and on the basis of initiatively developing muscle power of hip flexor and the equilibrium and harmony of upper limb power and lower limb power to improve the sprint technique, finally the author afforded the according means of swing specific power in training of sprint
摘要通過對短跑技術擺動動作的分析，特別是對短跑過程中髖部動作以髖為軸的高速擺動平動運動的特徵分析，認為短跑力量訓練應以發展專項擺動力量為主，一般力量訓練為輔，緊緊圍繞擺動動作的肌群力量著手，在優先發展髖部屈肌肌群力量與上下肢力量均衡協調的基礎上，改進短跑技術，並提供了短跑擺動專項力量訓練的相應手段。 -
Once the water reaches its maximum speed, the valve slams shut and pressure is built up in the pump. this pressure forces open a second valve linked to the delivery pipe. when nullah water falls past the hydraulic ram, its momentum will lift a tenth of the water to a storage tank located near the esther li building photo 2
泵內有活門，當溪水在流動中受阻，會產生比正常壓力高十倍以上的瞬時水錘壓力，此時，泵內的另一活門會打開，把十分之一的溪水抽往設于李慧珍附近的儲水缸備用（圖二） 。 -
Edge uses a new modulation scheme - 8psk ( 8 phase shift keying modulation ) - to enable the transmission of large amounts of data at a high speed - 384 kilobits per second using existing gsm infrastructure
Edge是一種介於現有的第二代移動網路與第三代移動網路之間的過渡技術。 edge將是通向3g的一個重要里程碑。 -
A light-year is the distance light travels in one year at a speed of 299, 792 kilometers per second.
一光年是光以每秒299792公里的速度在一年中所走過的距離。 -
Likewise, a subject may be overexposed even when the fastest shutter speed ( i. e., 1 2000th second ) is set “ 2000 ” flashes in the viewfinder display
同樣，一個拍攝對象也可能在快門速度最快時（ 1 2000秒）曝光過量，取景器顯示會出現閃動的「 2000 」字元。 -
This paper also tested each model and system - the second loop of qinshan nuclear power station ( the second term ) ， computed the balance point ， tested the performance of step disturbance and runback loads for system ( no adding adjustment system ) ， analyzing the factors effecting the first tiptop rotate speed of turb and time which the rotate speed reach the tiptop
在模擬模型上，完成了穩態計算、系統階躍擾動試驗、甩負荷試驗（未加調節系統）等測試，主要監控和分析了汽輪機動態特性中兩個重要參數：汽輪機第一飛升轉速、飛升時間。 -
Now a joke on a wireless programme leaps across the world at a speed of 186, 000 miles a second.
而現在，即使是無線電節目里的一個笑話，也以每秒186，000英里的速度傳遍世界。 -
The second generation model b of j series hammers recently produced by the plant possesses the charactrics of larger impact energy, higher penetration speed ; compared with insert bits, the z type button bits have higher penetration rate and longer service life - with the backing of strong research force, its products are always of advanced structure and reliable quality
越南的發展現狀與改革開放初期的中國較相似。它有豐富的礦產資源，特別是鐵礦藏量大，品味高，而且國內有100多家水泥廠，這對公司的潛孔鉆機來說，是一個潛在的巨大市場。 -
High speed bar code captures at 200 scans per second use our patented digi - decode technology
條碼列印設備條碼數據採集器工業用條碼掃描設備 -
Second, by computing the trajectory of the missile and the method of analyzing cep, influences that the fighter ' s height, speed, pitch angle, the deflection angle between fighter and target, and the target moving characters make on the times of fighter attack and missile launch are deeply developed. third, by relating the motion of the missile and the fighter, the influences that fighter ' s dive angle and the deflection angle between fighter and target make on the attack field of the fighter are discussed in this paper when the fighter perform vertical and horizontal attack. criterion of attack effect is proposed focusing on attack time of the fighter, trajectory of the missile and destruction probability to the target
本文主要完成了以下幾個方面的工作：對導彈可發射區和飛機可攻擊區進行建模，通過對導彈彈道的模擬計算，並運用典型的圓概率偏差精度分析方法，詳細討論了飛機實施攻擊時，飛機的飛行高度h 、速度v 、俯仰角、與目標的偏離角_ x及目標運動特性等對飛機攻擊時機和導彈發射時機的影響；因此，將飛機和導彈結合起來，詳細研究了飛機在垂直平面和水平平面內實施攻擊時，飛機俯沖角和與目標的偏離角_ x對飛機的攻擊范圍的影響；以飛機實施攻擊的時間t 、彈道特性和對目標的殺傷概率p來評判對地攻擊的效果；最後給出典型算例，通過對空地攻擊過程的模擬實現，對飛機飛行過載提出要求。 -
Flying time hit maxmum 5 hours, natural falling speed is about 0. 5 mts second, max. anti - wind at 5 grade, flying speed at 20 - 80 kms hour, height at 15 - 200 meters, effective controllabe radius 1. 5 kms. the operators are nationally trained personals who drive the no - person - driven aircrafts professionally
飛行時最長達5小時，自然下降高度為每秒0 . 5米左右，最大抗風5級，飛行速度為20 - 80千米小時，飛行高度為15 - 200米，有效控制半徑1 . 5公里。 -
For high stability of the system, with the realization of hardware of the system, the second part of this paper starts from the transmission line theory, and studies the signal integrity problem of high - speed circuit system in light current. the causes of these signal integrity problems, such as signal delay, reflection, crosstalk, ground bounce noises and etc. are analyzed in theory. combined with actual design, key points of design and standard design flow of general high - speed, high - precision printed circuit board are summarized, which has been applied in actual system, and good effect has been achieved
為使系統具有較高的穩定性，本文第二部分結合該處理器的硬體實現，從傳輸線理論出發，研究了弱電情況下高速電路印刷電路板中的信號完整性問題；從理論上分析了延遲、反射、串擾以及地彈噪聲等信號完整性問題產生的原因；結合實際設計，總結了一般高速、高精度印刷電路板的設計要點和標準設計流程，並在實際系統中獲得了應用，取得了很好的效果。 -
Low speed communication modems can transport from about 14 000 to 56 000 bits per second ( 14 to 56 kilobytes per second )
低速的通信數據機每秒能傳送14000到56000比特（每秒14到56千比） 。 -
Light travels at a speed of 300, 000 km per second
光以每秒30萬千米的速度傳播。
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