gravity methods 中文意思是什麼
gravity methods
解釋
重力法-
Standard test methods for high - gravity glycerin
高比重甘油的標準試驗方法 -
This investigation of the two species is mainly dealing with their morphological characters, population biology, pollination biology and molecular biology, based on the following methods such as section slides, sem, artificial pollination, rapd analysis and gravity glass slides. this study is intended to demonstrate the distribution patterns of the populations for the two species, the numerical and spatial characteristics of ecological difference, the biological characters of seeds, pollination mode and reproductive stratigies, and molecular genetics. in light of the results from this study, the reasons that resulted in the present dangerous situation for the two species were discussed, and the suggestions for protecting them were proposed
本研究以種群為單位，採用石蠟切片、掃描電鏡、重力玻片、人工授粉、 rapd分析等方法，對兩種植物的形態生物學、種群生物學、繁殖生物學和分子生物學等方面進行了詳細研究，以揭示它們的種群分佈類型及成因、種群生態環境差異的數量特徵和空間特徵、種子生物學特徵、傳粉和生殖策略以及種群分子遺傳特徵，進而探討兩物種瀕危的成因和機制，並針對性地提出了科學合理的保護對策和建議。 -
Standard test methods for specific gravity of pigments
顏料比重測試方法 -
Standard test methods for specific gravity of water and brine
水和鹵水比重的標準試驗方法 -
The elastic methods are beam - columns method, the pseudo load method, the pseudo lateral load method, the iterative gravity load method and the negative rigidity method
常用彈性分析的方法有：樑柱法、虛擬荷載法、虛擬側向荷載法、迭代重力荷載法和負剛度法。 -
Measuring methods for specific gravity of solid
固體比重測量方法 -
For solving the problems that downward continuation of the space gravity anomaly can not be used in downward continuation of sea surface gravity anomaly, on the basis of prey principle used to compute gravity in the surface - layer of the earth, and with considering the density of sea water and sea bottom topography, two new methods are proposed
摘要針對空間重力異常向下延拓方法不適用於海面重力異常向下延拓的問題，根據珀雷原理求地球表層內部重力的方法、海水密度及海底地形的特徵，提出了兩種海面重力異常向下延拓的演算法。 -
Many new methods, such as reduction of gravity data to a horizontal plane, wavelet analysis, higher order statistics, joint inversion and interactive inversion of gravity, magnetic, electric and seismic data, 3 - d visualized inversion, as well as bp artificial network method have been widely used in the integrated data processing
山區重力資料曲化平，小波分析及高階統計量等現代信號處理方法，重震、重磁、電震的聯合反演與交互反演，三維可視化反演， bp人工神經網路方法等在綜合地球物理處理解釋中得到廣泛應用。 -
In this paper, the crystal structure of montmorillonite is introduced and the purification methods ( including gravity separation, hydraulic classification, flocculation, centrifugal separation and chemical purification ), the purification principles and purification effectiveness of the methods were summarized
摘要總結了蒙脫石的各種提純方法及其試驗原理和提純分離效果，主要涉及重力選礦、水力分析、絮凝法、離心分離和化學提純。 -
Earth - moving machinery. methods for locating the centre of gravity
土方機械.重心位置測定方法 -
Mopeds - measurement methods for location of centre of gravity
機動腳踏兩用車.重心位置的測量方法 -
Test methods for apparent porosity, apparent specific gravity, and bulk density of graphite electrodes
石墨電極容積密度表觀比重和顯氣孔率的測定方法 -
Based on optimization theories of genetic algorithms and the linear programming, a series of optimal design mathematics models and methods of water transmission conduits and water distribution networks have been presented, in the light of their characteristics. the results are as follows : 1 the linear programming models and calculations of the pressure gravity conduit, the gravity pressure conduit and channel, the pressure conduit with pump station and the pressure conduit in considering pump station flow variations are presented respectively
本文針對不同類型的輸水管線和配水管網系統的特點，應用遺傳演算法和線性規劃等優化設計理論和方法，對其優化設計問題進行了較為系統的研究，成果如下： 1分別建立了重力輸水管道系統、重力輸水管渠系統、泵站加壓輸水管道系統以及考慮流量變化的泵站加壓輸水管道系統優化設計的線性規劃數學模型，並提出了計算方法。 -
Powders properties of different phases such as the granularity, the shape and the component have been analyzed by the methods of sieving, gravity sedimentation, spectrophotometry, scan electronic microscope ( sem ), transmission electronic microscope ( tem ) and x - ray diffraction ( xrd ). the results show that technic of ball milling and parameters of heat treatments are important influencing factors to properties of cu - zn powders
採用篩分法、重力沉降法、分光光度法、掃描電鏡法、透射電鏡法和x射線衍射法對不同階段的銅鋅粉末的粒度、形貌、成分等性質進行了分析，結果表明：球磨工藝及熱處理參數對銅鋅粉的性能有重要影響。 -
The measuring principle of brake acceleration, brake speed, height of vehicle gravity center, pitching inertia of sprung mass and efficiency of suspension anti - pitching are also theoretically discussed to provide new methods for vehicle test research
進一步說明了該系統在車輛制動減速度、制動初速度、整車質心高度、簧上質量縱向轉動慣量及懸架抗制動點頭率的測試或計算方法。 -
Recent activities for the airborne scalar gravimetry are summarized in this paper, they includes five aspects, viz. improvement of traditional airborne scalar gravity systems, development of new system concepts, optimization of acceleration deriving from dgps, optimization of filtering and estimation methods, and the application of airborne gravity data in various mapping and exploration applications
本文概述了航空標量重力測量的研究現狀及發展動態，傳統航空重力測量系統的改進，新型系統方案的研究，從gps中導出加速度的理論和方法，濾波和估算方法及航空重力數據的應用等五個方面的重要研究成果。 -
On the basis of composite exploration methods with gravity prospecting electric survey and setsmic prospectlog in mount liupanshan basin, a geophysical joint inversion method is applied to research and solve the problems about the contact relation between the basin and the mountain, distribution of faults and deep target strata, favorable structural trap features, and so on, which will provide a scientific basis for arrangements of oil and gas exploration
摘要在六盤山盆地進行重力、電法和地震綜合勘探的基礎上，應用地球物理聯合反演方法研究和解決盆山接觸關系、斷層分佈、深部目的層分佈和有利構造圈閉特徵等問題，為油氣勘探部署提供科學依據。 -
Standard test methods for specific gravity of wood and wood - based materials
木材和木基材料比重的標準試驗方法 -
From the two points of view of the remove - restore principle and the fitting of the remnant error during the condensing of the local geoid, this paper deduces the direct and the in direct methods assessing the precision of gravity geoid, and analyzes the error estimation results of the two methods
摘要從移去恢復法原理以及局部大地水準面精化殘差擬合兩個角度，分別得到了重力大地水準面精度估計的直接法與間接法，並通過實例分析了兩種方法的誤差評定結果。 -
Standard test methods for absorption and bulk specific gravity of dimension stone
規格石料的吸收性和堆積比重的測試
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