crystal clock 中文意思是什麼
crystal clock
解釋
晶體鐘-
Using domestic strained integrated resistor as weighing sensor, at89c52 single chip as control unit, combined with arithmetical magnification, analogtodigital conversion ( a / d ), real time clock, liquid crystal display ( lcd ), and series communication interface, a minitype automatic weighing lysimeter is developed. that made measurement of evapotranspiration become conveniently and effectively in studying on water use of crops
為了方便、有效地測定植物的蒸散，為水分利用研究提供價廉物美、簡單易用的儀器，本研究利用國產的集成電阻應變式稱重傳感器，採用at89c52單片機作為控制單元，結合運算放大、模數轉換、實時時鐘、液晶顯示、數據存儲、串列通信等外圍介面電路，研製了小型自動稱重式蒸散儀。 -
Clock of high accuracy implemented by crystal oscillator in synchronism with gps - clock
信號產生高精度時鐘的方法及實現 -
The u. s. air force tass tactical automated security system program depends on thermovisions rugged design, crystal clear imagery and networkability to keep its installations safe around the clock
美國空軍tass戰術自動保衛系統程序就取決于thermovision堅固的設計，極其清晰的圖像質量和可連網。 -
The time base was given both by a crystal clock and the broadcast standard signals.
時間標準是由石英鐘和廣播標準信號提供的。 -
The clock recovery block of usb2. 0 transceiver macrocell consists of phase locked circuit, such as pll and dll ( delay locked loop ). this block use external crystal 12mhz sin signal to produce 60mhz, 120mhz, 480mhz clock signal, and can recover colock signal form date wave. it can support 480mbps ( hs ) and 12mbps ( fs ) word speeds as defined in usb2. 0 specification.
目的是用鎖相環電路? pll和dll （延遲鎖相環）實現usb2 . 0收發器宏單元utm的時鐘恢復模塊。其中pll環路構成的時鐘發生器將外部晶振的12mhz正弦信號生成60mhz 、 120mhz 、 480mhz等本地時鐘信號。 dll環路依據本地時鐘信號對外部數據信號進行時鐘恢復。 -
Gps is a planet wireless conductance system which is global and all - weather, gps can offer high precision time orientation information to infinite user, clock precision reachs 10 ? 6 magnitude 。 not only changes traditional time method of quartz crystal clock, but also replaces wireless shortwave and even more lowfrequency signal and tv signal whose overlay range is limited and low precision, offers advantage to geology field task, achieve automatization and high precision of seismic flow observation
利用gps授時信號全方位、全天候、連續性、實時性和高精度的特點，以gps信號為基準來校準本地時鐘（晶體振蕩時鐘或原子鐘） ，將gps接收機輸出信號的長期穩定度和恆溫晶振的短期穩定度相結合，應用大規模可編程邏輯器件，設計和實現了由pc104控制的實時在線授時系統。 -
The precise clock source is crystal oscillator made of 74hc04 ; the mute circuit can conceal the error and solve the problem of noise ; the antenna switching circuit in the receiver is to select one antenna from two which receives signal better. it can improve the quality of the receiving audio signal, restrain the noise effectively and promote the system performance
高精度的時鐘源是由74hc04構成的晶體振蕩器;靜音電路將出錯的音頻信號進行差錯掩蓋，很好地解決了噪聲問題;接收機採用兩副天線切換工作，提高了音頻信號接收質量，有效地抑制干擾，提升了系統的性能。 -
Faceted clear crystal crescent desk clock ; moveable clock ; swiss precision clock movement
在上雕琢平面的清楚水晶新月形書桌時鐘;可移動的時鐘;瑞士精確度時鐘運動。 -
The concept of " timing " in the article is not the clock in our ordinary living, but syntheses which is made up of some frequency source in the signal generator ( such as cs atom frequency standard, rb clock & high accuracy quartz crystal oscillator ) which produces the primary frequency, the matching input interface and the matching output interface and controlling circuit etc. for example, bits is a kind of timing equipment, which is used to control the timing of some functions
本文論及的「時鐘」概念不是指日常生活中使用的鐘表，而是由產生基準頻率的信號發生器（如銫原子頻率標準、銣鐘及高精度石英晶體振蕩器等）中的某種頻率源以及相配套的輸入、輸出介面和控制電路等組成的一整套具有特定同步定時功能的綜合體。如bits就是一種時鐘設備，它提供用在通信系統中控制某些功能的定時的時間基準設備，時鐘提供的信號稱為基準信號、定時信號或同步信號。 -
The product widely applies in profession domain and so on the galvanization, ion coating, electron, mechanical hardware components, automobile, aviation, national defense weapon, clock and watch, glass product, chemical fiber, medical instrument, liquid crystal, optics, jewelry, bearing
產品廣泛應用於電鍍離子鍍膜電子機械五金零件汽車航空國防武器鐘表玻璃製品化纖醫療器械液晶光學珠寶軸承等行業領域。 -
This instrument based on lpc932 as the key microprocessor to gather, deal with and store data, to control real - time clock, to complete the liquid crystal display and communication
該儀器基於lpc932單片微機為核心微處理器，來完成數據採集、處理，存儲，實時時鐘控制，液晶顯示，通信等功能。 -
Crystal, key chian, desk clock, name card holder, model plane, book mark, letter opener, award, and so on
主營產品或服務：水晶製品，鑰匙扣，鐘座，名片盒，飛機模型，書簽，開信刀，獎杯，微章等名種禮品 -
The adc aperture jitter must be minimal, and the sampling clock generated from a low phase - noise quartz crystal oscillator
Adc的孔徑抖動必需盡可能的小，而且要使用低相位噪聲的石英晶體振蕩器作為采樣時鐘發生器。 -
The hardware of the fingerprint menjin system used for the safe includes a stand - alone built - in cpu fingerprint recognition device, microcontroller, liquid crystal display, keyboard, power management for a stand - alone module, e2prom, a real - time clock / calendar, voltage test and an electric lock
用於保險箱的指紋門禁系統硬體主要由指紋識別模塊、微控器、液晶顯示器、鍵盤、指紋識別模塊的電源管理、存儲器、日歷/時鐘晶元、電壓檢測、電控鎖等部分組成。
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