electromagnetic units 中文意思是什麼
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The last part of the thsis presents a novel fast response digital variable optical attenuator. this device is driven by two electromagnetic driving units rather not stepper motors. a wide attenuation ( 40db ) was fully digitized and can be set by a certain number of driving pulses
論文最後針對現有數字可調光衰減器均由步進電機驅動，體積龐大，造價高昂且速度緩慢的缺點，利用微反射單元設計了一種高速數字式可調光衰減器。 -
In those studying works, nano - composites of polymer were prepared for electromagnetic screening and transparent in military electronic units 、 apparatus 、 weapon equipments, electronic cabinets, to keep communications secrets for important offices 、 laboratory, designing technologic routes of inorganic nanoparticle / nano - composites of polymer, nano - stannum oxide, nano - indium stannum oxide were prepared
本課題的研究針對軍用電子元器件、部件、武器裝備、方艙、通信保密、重要辦公室、實驗室需要透明同時防電磁波泄露的需求，採取無機/高分子納米復合技術路線，研製納米氧化錫、氧化銦錫/丙烯酸酯類聚合物納米復合材料。 -
Procedure of measurements for the electromagnetic compatibility ; measurement of conducted interference units vde specification
電磁兼容性的測量程序.傳導干擾裝置的測定.規范 -
Transient electromagnetic methods ( tem ) can be called as time domain electromagnetic methods. the exploration equipments of tem include two units : transmitter and receiver. emission current falls down from i to 0 suddenly when step current passes through the transmitter loop
瞬變電磁探測需要發射的電流激勵信號要足夠強、功率足夠大，發射電流波形的關斷時間要求比較苛刻，而且發射部分還需提供實時監測發射電流、關斷時間，記錄電流下降沿等功能。 -
Quantities and units. electromagnetic radiations and optics
量和單位.電磁輻射和光學 -
The solution is based on abb ' s award - winning system 800xa automation platform and includes the wlms and power generation information management ( pgim ) software, the expansion of an existing abb scada system with 800xa and ac800m controllers, magmaster electromagnetic flow meters, and ctu800 - cpe remote terminal units
該系統可以區分在管道連接處的滲漏和更大規模的爆裂之間的損失，使得操作員迅速定位滲漏地點，組成維修隊，跟蹤維修情況，以及遠程訪問基本的地域標準和數據。 -
But, the alarm signals from scada have disadvantages as follows : ( 1 ) the open - air feeder terminal units ( ftu ) are interfered by strong electromagnetic and thunder. besides, the failure of relays and the fault of ftu can also lead to that fault information is interfered and aberrant. ( 2 ) in the process of transmission and commutation, the error in the communication equipment may result in the signals err or lose
然而，現有的scada系統在配電網發生故障時提供給調度員的警報信息有如下局限性： （ 1 ）面向現場的戶外饋線終端ftu運行環境惡劣，承受強的電磁、雷電干擾，並且由於繼電器節點故障、 ftu元器件損壞等因素的存在，使得配電網信息受干擾、畸變的可能性較高； （ 2 ）在信號傳輸及變換過程中，通訊裝置的故障等原因，也可能導致信號出錯甚至丟失； （ 3 ）保護裝置和斷路器本身也有可能誤動或拒動。 -
Passive filter units for electromagnetic interference suppression ; and
電磁干擾抑制用的無源濾波器;及 -
Passive filter units for electromagnetic interference suppression - part 1 : generic specification
抑制電磁干擾用無源濾波裝置.第1部分:總規范 -
Based on domain decomposition method ( ddm ), a hybrid technique is presented for the analyses of electromagnetic scattering by electrically large bodies with deep cavities. it can alleviate the problem of memory units when applying fem alone to such objects
採用基於區域分解技術的fem用o一ptd方法，分析了帶有深腔的三維電大尺寸導體目標的電磁散射特性，克服了單純的fem / po一ptd方法分析帶有電尺寸較大的深腔目標時，計算機內存無法滿足要求的缺點。 -
Sectional specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required ; german version en 133100 : 1998
分規范.電磁干擾抑制用的無源濾波器.未規定進行安全 -
Blank detail specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required ; german version en 133101 : 1998
空白詳細規范.電磁干擾抑制用無源濾波器.未規定安全 -
Harmonized system of quality assessment for electronic components - sectional specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required
電子元器件質量評定協調體系.分規范:抑制電磁干擾用無源濾波器.不要求進行安全試驗的濾波器
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