quartz element 中文意思是什麼
quartz element
解釋
石英元件-
The present work is to develop a new high performance single component waterproofing construction putty powder with cement fly asb quartz powder cmc and pp fiber as its main constitutes. its result can be a basis to popularize cement putty and a reference to establish national criterion. firstly, the influence of some major materials on the basic performances of putty was studied, and find the major constitutes and mix proportion, simultaneity, the principle to select element is cheap unpolluted and comprehensive
為了提高建築工程的裝修質量以及適應我國當前建築事業的發展要求，本文選用水泥、粉煤灰、石英粉等常用建材並摻入適量纖維素、聚丙烯纖維及助劑配製出一種高性能單組分且具防水性的新型水泥基膩子，成本低廉且符合環保要求，其成果可作為推廣水泥基膩子產品應用的依據，並對國家外墻膩子行業標準的制定提供參考。 -
The main element analysis of whole rocks, the ree analysis and the trace element analysis have been done for the granitoid samples in this area. the chemical composition analysis has been done for the amphiboie and biotite minerals. the epma and x - ray powdered crystal diffraction have been done for k - feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite
對本區花崗巖類樣品進行了全巖主量元素、稀土元素及微量元素分析，對角閃石和黑雲母單礦物進行了化學成分分析，對鉀長石、斜長石、角閃石、黑雲母、及石英、磁鐵礦、磷灰石和榍石進行了電子探針和x射線粉晶衍射分析。 -
In the process of writing paper, assimilating sufficiently procedessor " research achievement, exertting ductile - brittle shear zone, resolving mechanism of formation of gold - bearing quartz vein of chener. lining out ductile - brittle shear zone of chener gold deposit, presenttig pattern of controlling chener gold deposit, with analyzing of dominant ore vein - q507, graph of change of trace element on different spot level and graph of change of gold element of different construct, researching construct geochemistry of ore zone
在論文撰寫的過程中，充分吸收前人的研究成果，運用韌性剪切帶理論，解析了陳耳金礦區含金石英脈體的形成機理，劃出了控制陳耳金礦床的韌-脆性剪切帶，提出了礦床的構造控礦模式。 -
Numerical viscoelastic modeling for porphyroclast rotation in ductile shear zones is done by a viscoelastic finite element program based on detailed investigation to three ductile shear zones, the taihangshan mountains, north china. in this model porphyroclast garnet is assumed as isotropic elastic material with small elastic deformation, while the matrix quartz, feldspar as viscous fluid maxwell material which has increasing deformation with time. the viscosity of matrix is supposed to be 10
採用粘彈性力學分析程序對太行山阜平地區剪切帶中斑晶旋轉問題進行了有限元數值模擬。在計算模型中假定：石榴石斑晶為彈性材料，在應力作用下只產生很小的彈性變形石英長石質的基質部分為粘彈性材料，它具有隨時間變形不斷增大的特性。 -
At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db
本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。 -
The first is the structure design of quartz capsule, firstly discusses the characteristics of different structure scheme ; secondly calculates the size parameters using both ways of finite element and experience formula, analyses and contrasts the calculated results ; in the end, fixes quartz capsules structure size by optimizing the size parameters
首先論述了不同結構方案的特點，然後採用有限元方法和經驗公式法兩種方法進行了尺寸參數的計算，對兩種計算方法的計算結果進行分析對照，根據上述結果進行尺寸參數的優化選取，最終確定石英壓力傳感器的結構尺寸。
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