調制聲壓 的英文怎麼說
中文拼音 [diàozhìshēngyā]
調制聲壓
英文
audio modulating voltage-
Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine
選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。Series of guowei dry - method composite machines as new product are explored with our many years ' experience, the requirement of the users. the first metal of this machine is adopted with : photo - ecectricity auto. tracking " correcting deviation equipment, magnetic powder tension control. pneumatic back pressure shifting blade, oven temperature controlled qutomatically, big roll with oil heating, coating composite pneumatic control as well as double frequency governor etc. it will make the machine with fast speed, lower voice, low polluted by air, shout consumptionfor energy, stable working etc. especially suitable for al - foil with smooth surface and no enough firming, glass paper, polyester ect. the composite material with hard strength, fireproof, anti - ventilation, anti - fatty, frozen, dudrable steam etc character. it is widely used in food, pharmacy, as well as daily articles to package
「國偉」 、系列乾式復合機，是我廠根據多年的復合機製造經驗及結合客戶需求，開發的新產品，該機第一基材採用了「光電自動跟蹤」糾偏放卷裝置，磁粉張力控制、氣動背壓移動式刮刀、烘箱溫度分段自動控制、大輥筒導熱油加熱、上膠復合氣動控制及雙變頻調速技術，使該機具有復合速度快、噪聲低、空氣污染小、能耗低、運行平穩等特點，適宜於表面光滑的鋁箔玻璃紙聚酰胺等與聚乙烯、聚丙烯等薄膜的復合，復合薄膜具有強度高、防水、防透氣、防油脂、可冷凍、蒸煮等優點，廣泛應用冷凍食品、乾燥食品、醫藥品及日用品的包裝。With the established rf front - end system simulation platform, adding the digital modulated baseband signal, this paper simulated the multifold digital modulated signal ’ s transmission, such as 2ask, qpsk, and 16qam. then researches of power compression and phase noise of local oscillation influence the bit error ratio for different modulated system. the designing is satisfied multifold functions request with the high - powered and integrated broadband rf front - end
隨后在建立的寬帶射頻前端通用模擬平臺上，加入基帶數字調制信號，對多種數字調制格式的信號在該通用平臺上的傳輸作了研究，模擬了2ask 、 qpsk和16qam等調制格式信號的發射與接收，研究了功率壓縮和本振相位噪聲對不同調制的誤碼率影響，實現了滿足多種功能要求的寬帶高性能綜合射頻前端的設計。Meixing electronics factory is major in the vacuum tube stereo power amplifier, which is located in the nanhai city ， owned a workhouse over 1300 square meter, with five plant, they are box, seal and transformer circling 、 debugging & check, we also have the machine process, such as milling machine 、 punch 、 drill press 、 electric welding 、 matrix 、 incision machine, and radio tube test machine. we have realize the product line manufacture, the monthly whole output is over 200 sets
美星電子是一個專業製造真空管身歷聲功率放大器的加工廠，位於廣東南海市黃岐工業區，擁有廠房一千三百平方米，工廠分機箱加工、焊接組裝、變壓器繞制、煲機老化、調試檢測五個車間，機械加工設備擁有銑床、沖床、創床、鉆床、電焊、模具製作、切割等二十多臺，電子管及整機檢測調試儀器十餘臺，該廠實現了配套設備、流水作業，每月可生產膽機二百臺以上，可謂中國專業生產膽機最大規模的工廠。According to the theoretical parameters and analysis of clustering identification of noises, and based on the theory of spread frequency communication and bpsk, the remote reading meter system through medium - voltage power line is realized
根據理論參數及噪聲分類識別分析，以直接序列擴頻通信為理論基礎，採用bpsk調制解調，設計了基於中壓電力線的遠程抄表系統。Third edition. first edition 1942. harper row
更有甚者，它們可能索性禁止民意調查，來壓制反對聲音。The 7 years ' applicable practices indicate that the frequency modulation technology with dc bus voltage ripples is very effective to suppress acoustic resonances
7年的使用實踐表明，直流脈動電壓頻率調制技術對抑制聲諧振現象十分有效。With an aim at this problem, this paper suggests the modulation scheme with dc bus voltage ripple by using the front - end active power factor correct circuit based on the analysis of necessary conditions of producing acoustic resonances
針對這一現象，在分析產生聲諧振的必要條件的基礎上，重點提出了利用前級有源功率因數校正電路的直流母線脈動電壓的調制方案。In addition, instead of portal brake of j93 - 1000b model, the brake device of j93 - 1000c changes into rushing board brake, thus the dependability of braking is consumedly advanced, being convenient to adjust, and the rigidity strengthening of plate design reduces the vibration noises during the working of press. with cast steel as the material of slide, slide weight of j93 - 1000c model is increased 1 thousand kgs than j93 - 1000b model with nodular cast iron as material. plus that the width from front and back of frame upright post of j93 - 1000b model is 750mm, while its 1000mm for j53 - 1000c model, increasing 250mm than the former
J93 - 1000c螺桿螺母螺旋副使用壽命及螺桿的剛度也增加剎車裝置由原j93 - 1000b型門剎車改為j93 - 1000c推板式剎車，制動可靠性大大提高，而且便於調整，平臺設計剛度增強降低了壓力機工作中的振動噪聲j93 - 1000c型滑塊支背材質鑄鋼j93 - 1000b型的為球墨鑄鐵而且j93 - 1000c型滑塊重量比j93 - 1000b型增加1000公斤， j93 - 1000c型機架立柱前後寬1000毫米比j93 - 1000b型機架立柱前後寬750毫米增加250毫米， j93 - 1000c機身重46 . 8噸， j93 - 1000b整體機身重38 . 5噸。In addition, instead of portal brake of j53 - 1000b model, the brake device of j53 - 1000c altered into rushing board brake, thus the dependability of braking is consumedly advanced, being convenient to adjust, and the rigidity strengthening of plate design reduces the vibration noise during the working of press. with cast steel as material of slide, slide weight of j53 - 1000c model is increased 1 thousand kgs than j53 - 1000b model with nodular cast iron as material. plus that the width from front and back of frame upright post of j53 - 1000b model is 750mm, while its 1000mm for j53 - 1000c model, increasing 250mm than the former
J53 - 1000c螺桿螺母螺旋副使用壽命及螺桿的剛度也增加剎車裝置由原j53 - 1000b型門剎車改為j53 - 1000c推板式剎車，制動可靠性大大提高，而且便於調整，平臺設計剛度增強降低了壓力機工作中的振動噪聲j53 - 1000c型滑塊支背材質鑄鋼j53 - 1000b型的為球墨鑄鐵而且j53 - 1000c型滑塊重量比j53 - 1000b型增加1000公斤， j53 - 1000c型機架立柱前後寬1000毫米比j53 - 1000b型機架立柱前後寬750毫米增加250毫米， j53 - 1000c機身重46 . 8噸， j53 - 1000b整體機身重38 . 5噸。Applications of plc programmable controller and supersonic positioner for the pressure - adjusting well gates control of hydroelectric power plant
可編程式控制制器及超聲波物位計在水電廠調壓井閘門控制中應用Comet regulators plant was founded in 1986, the brand comet began making its name, the products were to be appraised excellent by the province and the ministry for 13 successive years, awarded the gold trophy as national elite products, and the factorywould winsuchhonors as a technical enterprise, a credible enterprise, etc. in 1989 the enterprise was appraised a national second - class enterprise
1986年成立河北慧星調壓器總廠， 「彗星」品牌名聲漸起， 「彗星」產品步步走俏，產品連續十三年保持省優部優，並多次榮獲國家精品金獎科技型企業重合同守信譽企業。 1989年企業被評為國家二級企業， 2005年7月改制組建河北慧星調壓器有限公司。The data acquisition and data flow for various sensor carriers are analyzed systematically, and the calculation models are put forward. the model of quantification of wall - loss defects for in - line inspection with ultrasonic pigs has been established. and inspection data can be pretreated with this model, compressed with dpcm technique and treatd by dsp instruments
建立了檢測頭數據採集量及數據處理速率模型，首次建立了管道壁缺陷液浸超聲檢測的量化分析模型；提出採用該模型進行數據預處理后，採用差分脈碼調制技術進行數據壓縮，採用dsp器件提高數據處理速率。The ferroelectric materials for their excellent dielectric, piezoelectric, ferroelectric, pyroelectric, electro - opticial, phonon - optic and nonlinear polarization properties have been widely applied in many fields especially in microwave tunable devices, such as phase shifter in phased array antenna, resonantor and filter etc. as far as microwave tunable dielectric materials, barium strontium titanate ( bst ) and its doped series have been investigated intensively, which have about 50 % tunability
鐵電材料具有優良的介電、壓電、鐵電、熱釋電、電光、聲光及非線性極化等特性，在多種領域有著廣泛的用途。利用其非線性極化特性能制備微波可調元器件，如相控陣天線上的移相器，諧振器，濾波器等。Characters including : fuel atomization device replaced by gas sprayer, gas supply controlled by gas flux valve ; separate fuel supply from combustion - supporting air, regulate air supply through changing the electioneering voltage to make the fully burning and improve efficiency and reduce fuel consume ; arts and crafts are simple, the modification of the oil heater ' s configuration is little and the heating power is not below the oil heater ' s level ; because of falling the voltage of electioneering, greatly descend the noise of the sample machine compared with the original
其特點是：以燃氣噴頭替代原機燃油霧化裝置；以燃氣流量控制閥控制燃氣的供給；燃氣的供給與助燃空氣的供給相分離；通過改變主電機的電壓，調整空氣的供給量，使燃燒更加充分完全，並進一步提高了熱效率，降低了燃料消耗；工藝簡單，對原機型改動較小；樣機的加熱功率不小於原機型水平；此外，由於主電機電壓的降低，使樣機的整機噪聲比原機大大下降。Therefore developing the environment simulation hermetic cabin that the stress, temperature, humidity, oxygen, carbon dioxide, vibration and noise etc can be adjusted, research many kinds of synthetically influences of multi - variable environment to the physiology function of animal such as single variable and the stress, temperature, humidity, oxygen, vibration and noise etc and its harm, looks for out the regularity of its influence to reach and probably gives rise to the critical scope of damage to the human body physiology function, and then but the measure of environment variable which sought actively to prevent and control inside the hermetic cabin looks has the meaning very much
因此，研製壓力、溫度、濕度、含氧量、振動和噪聲等可調節的環境模擬密封艙，深入研究單一變量和壓力、溫度、濕度、含氧量、振動和噪聲等多種變量環境對動物的生理功能的綜合影響及其危害，找出其影響的規律性及可能對人體生理功能產生損害的臨界范圍，進而尋求有效的預防和控制密封艙內部的環境變量的措施則顯得非常有意義。The circuits require that the operational voltages of memories must be stable ( voltage does not vary with temperture and it can reject noise which come from all kinds of envioments ) and have large driving capabilities. so, in this papper we have designed a voltage regulator by which can provide a stable voltage for all memories
在存儲器工作中，要求工作電壓具有較好的穩定性（指一定溫度范圍內的溫度穩定性和對外部噪聲的較好的抑制能力）和較大的驅動能力，因此本文設計了一種能夠為存儲器晶元提供穩定工作電壓的電壓調節器。If we can prepare a mode of the electromagnetic field in an appropriately squeezed state, it will allow one to tune the signal - noise ratios of its quadrature components : one of the quadratures can be used to absorb the inevitable quantum - mechanical " noise ", while the other one serves to transmit an extremely well - defined signal
如果將電磁場的某一個模式制備在壓縮態，那麼就可以調節信噪比，使得一個正交分量可以用來吸收不可避免的量子力學噪聲，另一個正交分量用來很好的傳遞信號。那麼在量子電磁場中當系統的一些模式被制備在壓縮態時，就很有必要研究場的腔性質了。First, author studies oppressive jamming technology of sar based on its system gain, analyses its fundamental theory and jamming mechanism, programs an integral simulation software which produces noise data of several kinds, at the same time carries out many simulation experiments under different noise - to - signal ratio of each noise type, then makes in - depth analysis and comparison on those images resulting from simulation experiments and summarizes some conclusions of theoretical and practical value
作者首先在分析合成孔徑雷達系統增益的基礎上研究了壓制性干擾技術，分析其基本原理及干擾機制，編制了一個完整的干擾模擬軟體，產生多種類型的噪聲數據，針對每種噪聲類型又調整其噪信比進行了大量的模擬實驗，然後對實驗的結果圖像進行了深入的分析、比較，總結出了具有一定理論和實用價值的結論。Meanwhile, j53 - 1600c model is designed to have rushing - board brake to endow braking with higher sensitivity, reliability and convenience for adjustment ; platform is designed to gain more rigidity to make the press operate more smoothly with great decreasing of working noise ; automatic lubrication system is designed to make lubricating during operation more reliable
同時j53 - 1600c設計推板式剎車從而使制動更為靈敏可靠調整方便，平臺的設計剛度增加使壓力機工作更為平穩，工作躁聲大大降低，設計自動潤滑系統使壓力機工作中潤滑更為充分可靠。分享友人