charge selection 中文意思是什麼
charge selection
解釋
爐料選擇-
In charge of the process standardization and optimization for product modeling, material selection and drafting, etc
進行全裝修產品的房型，材料，施工圖紙等的標準研究和提高。 -
The selection of the desired species(element, isotope, and charge state)is certified by the signature of the entire mass spectrum.
所需物質（元素、同位素及電荷態）的選擇，被全部質譜的信號特徵所證實。 -
The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on
本文首先回顧了濾波器設計的國內外研究背景和現狀，介紹了本課題提出的意義以及本文的主要工作，論述了開關電容網路原理和基本開關模塊，分析了開關電容濾波器設計的相關因素：電路結構的選擇，對運算放大器設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮，開關的打開電阻對電路的影響，開關電容電路中怎樣減少電荷注入和時鐘饋通，以及整個電路的功耗問題和采樣頻率的選擇等。 -
According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。 -
On the issue of inherent management of the enterprises, liu laid stress on the selection and control of the talents, based on the cognition that “ to take good charge of an enterprise, it should be in the first place to find a good specialist ” and “ all people are not perfect and all talents are not generalists ”. he was open - minded enough to absorb the idea of “ scientific management ” believed by the current enterprises in the west and establish the cost accounting system and the department organization and management system, bettering up the control both of finance and organization and improving the enterprise benefits
在企業內部管理上，他從「要辦好企業，首先得物色好專門人才」及「人無全人，才無通才」的認識出發，重視「人才」的選聘和管理;以開放的心態，吸收西方近代企業「科學管理」思想，建立成本會計制度和分科層組織管理制度，改進企業財務管理和組織管理，提高企業效益。 -
The department in charge of education under the state council shall, in accordancewiththeneedsof the socialist modernization and with the physical and mental development of children and adolescents, decide on the teaching methods, the courses to be offered and their content, and the selection of textbooks for compulsory education
國務院教育主管部門應當根據社會主義現代化建設的需要和兒童、少年身心發展的狀況，確定義務教育的教學制度、教學內容、課程設置，審訂教科書。 -
In charge of supplier ' s selection, prices negotiations, quality and on time delivery follows up
負責選擇供應商，價格談判，質量監督以及及時交貨。 -
Comparison and selection model charge of rural land use system
農地制度變遷模式的比較與選擇
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