minor elements 中文意思是什麼

minor elements 解釋
痕量元素
  • minor : adj （opp major）1 較小的，少數的，小…。2 不重要的，二三流的，較次的。3 未成年的；〈英國〉（在兩...
  • elements : 德魯伊選擇元素
  1. Taiping maifan mineral contacts with migmatitic granite and grandiosity, the mother rock is granite which include a lot of potassium elements and the major mineral of maifan stone is plagiocase, k - feldspar, minor mineral is biotite, muscovite, quartz and so on.,

    麥飯石的主要礦物為斜長石、鉀長石，次生礦物為黑雲母、白雲母、石英等，巖石化學類型屬鈣堿系列，主要微量元素和稀土元素均與中華麥飯石相近。
  2. The transuranic elements especially the minor actinides ( ma ) in spent fuel represent potential environmental radiotoxicity hazard in the long term

    核電站乏燃料中超鈾核素，特別是其中的少數錒系核素（ minoractinides ，簡稱ma ） ，對環境具有潛在長期放射性危害性。
  3. This paper deals mainly with the extraction of geological and hydrogeological information from deep strata through the comparative analysis of major elements, minor elements and trace elements in rocks and in relics of dried fountains by means of neutron activation analysis ( naa )

    摘要利用中子活化測試結果，對巖石及泉水乾涸殘餘物中常量及微量元素的進行分析對比，以?解深層巖體有關的地質與水文地質信息。
  4. Numerical control of machines - nc processor output - minor elements of 2000 - type records post - processor commands

    數字控制機床的數控處理程序輸出2000型記錄輔元素
  5. Reverse osmosis is in a salt water such as raw water than natural infiltration to exert greater pressure on the pressure and make the water from the high concentration side infiltrate low concentrations party to the original edema water pressure to the membrane elements on the other side into pure water and raw water minor impurities, colloid, organic matter, heavy metals, bacteria, viruses and other harmful substances and are all retained from the sewage discharge into export

    反滲透就是在有鹽份的水中如原水施加比自然滲透壓力更大的壓力，使水由濃度高的一方滲透到濃度低的一方，把原水腫的水分子壓到膜的另一邊變成純凈水，而原水中的細微雜質膠體有機物重金屬細菌病毒及其他有害物質都統統截留下來並經污水出口排放掉。由於反滲透膜的孔徑僅0 . 0001
  6. Standard test method for major and minor elements in coal and coke ash by x - ray fluorescence

    X -射線熒光法測定煤和焦炭灰分中主要和次要元素的標準試驗方法
  7. Standard test method for major and minor elements in combustion residues from coal utilization processes

    煤利用過程中燃燒殘留物中主要和次要元素的標準試驗方法
  8. In this paper through variation of the original chemical ingredients of the shaft, which is 20mnsi ， a elementary investigation was made on the mechanical properties of the shaft which be affected by the addition of appropriate quantities of the minor elements such as rare earth, v, ni. the analysis of the microstructure and the photomicrography of the effects under the quantities of minor elements are precisely available by means of the sem energy analysis the mechanical properties of the new steel are tested under the normal situation

    本文是在20mnsi錨桿原始材質的基礎上加入適量的復合稀土、釩和鎳等微合金元素。通過改變錨桿原始材料的化學成分的配方進行了大量的實驗研究。利用掃描電鏡、能譜分析等對所得新材質的組織、形貌以及稀土、鎳、釩成分對它們的影響進行了分析。
  9. Based on studies of such geochemical characteristics of songxian county area as natural climatic and soil features, major and minor elements of parent rocks, physical and chemical properties of soil, total content of nutritive elements, effective state of nutritive elements and distribution of heavy metal elements, this paper deals with the background of soil agricultural geology, abundance and shortage of nutritive elements and soil environmental quality in this area, thus pointing out the way forward for agricultural production and adjustment of production structure

    摘要通過對自然氣候、土壤特徵、母質（巖）常量元素、微量元素、土壤理化性狀、營養元素全量、營養元素有效態、重金屬元素分佈分配特徵的研究，闡述了嵩縣土壤農業地質背景和營養元素豐缺及土壤環境質量，為農業生產和產業結構調整指明了方向。
  10. Numerical control processor output - minor elements of 2000 - type records

    2000型記錄的數控處理機輸出較小元素
  11. Silicate rocks. determination of contents of major and minor elements. x - ray fluorescence spectrometric method

    硅酸鹽巖石化學分析方法x射線熒光光譜法測定主次元素量
  12. Standard test method for determination of major and minor elements in coal, coke, and solid residues from combustion of coal and coke by inductively coupled plasma - atomic emission spectrometry

    感應耦合等離子體-原子發散光譜法測定由煤和焦炭燃燒產生的煤焦炭和固體殘留物中主要和次要元素的標準試驗方法
  13. Occurrence and distribution of minor toxic elements in coals of fengfeng coalfield, heibei province, north china

    河北峰峰礦區煤中微量有害元素的賦存與分佈
  14. 6013 aluminum alloys containing different main alloying elements minor alloying elements were designed and prepared by ingot - metallurgy processing. the tesile mechanical and aging properties of the studied alloys were tested ; the microstructure of those alloys were observed and analyzed using optical microscope ; the influence of main alloying element mg, si, minor alloying elements mn, cu and homogenization process on the structure and property of studied alloys were studied

    採用鑄錠冶金方法，設計並制備了不同合金元素含量的6013鋁合金，將鑄錠熱加工以後，測試了合金的拉伸力學性能和時效性能，採用金相顯微鏡觀察分析了合金的顯微組織結構，研究了合金中主合金元素mg 、 si ，微量元素mn 、 cu添加量、均勻化溫度和時間對合金組織和性能的影響。
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