major metal 中文意思是什麼

major metal 解釋
主要金屬
  • major : adj （opp minor）1 較大的；較多的；較優的；主要的；第一流的；較大范圍的。2 成年的；〈英國〉（學校...
  • metal : n 1 金屬；金屬製品；金屬合金。2 【化學】金屬元素；（opp alloy）；金屬性。3 【徽章】金色；銀色。4 ...
  1. Secondly the major mechanisms of degeneration of pcss are caused by both the filamentary nature of the current in high - gain pcss damage to the chip of the switch and the charge domain reached the anticathode causes the erosion of metal interface

    開關退化的主要原因是:開關體內的絲狀電流對開關晶元的損傷;以及電荷疇到達陽極時來不及放電而產生的電荷擁擠現象對開關電極接觸表面的損壞。
  2. Tao feng changzhou chemical company located in the jiangsu international plastics city, is in changzhou city, the river additives ltd. and jurong city tao reagent production plant product sales window, the major products : toluene, pure benzene, xylene, n - octanol, ethyl acetate, acetic acid small fat, silicone oil, aniline, poly - succinimide, benzene triazole derivatives, isopropanolamine, ethanolamine, alkylation two aniline, scale inhibitor, promoting agents, antioxidants, ppd, defoamer, metal deactivator, hx - 3308 scale and corrosion inhibitor, hx03 - 12 diesel flow improver, parathion octyl - zinc chloride bridge acid, chlorine bridge anhydride, chlorobenzene, double - dicyclopentadiene, norbornene anhydride

    常州濤峰化工有限公司座落在江蘇國際塑化城，是常州市夏溪助劑有限公司和句容市龍濤試劑廠生產的產品的銷售窗口，主要經營產品：甲苯、純苯、二甲苯、辛醇、乙酸乙脂、乙酸丁脂、硅油、二苯胺、雙聚丁二酰亞胺、苯三唑衍生物、異丙醇胺、乙醇胺、烷基二苯胺、防垢劑、促進劑、抗氧劑、降凝劑、消泡劑、金屬鈍化劑、 hx - 3308阻垢緩蝕劑、 hx03 - 12柴油流動改進劑、硫磷丁辛基鋅鹽、氯橋酸、氯橋酸酐、氯苯、雙聚環戊二烯、降冰片烯二酸酐等。
  3. The major products in our company are the circular tin, quadrate tin, abnormity tin and some metal craftwork. it can be classified into

    公司現生產的產品主要分為」圓型罐方型罐異型罐鐵制工藝品」四大系列按用途分為：
  4. Major product has crane and mine to use related service and the products such as exavator, the rolling mill of seamless steel tube, board tape rolling mill, the oil membrane bearing of rolling mill, the extruder of nonferrous metal, forging press, burnt stove equipment, pressure vessel, deceleration machine, train axle, train ship, precise casting forging and large scale casting forging

    主要產品有起重機、礦用挖掘機、無縫鋼管軋機、板帶軋機、軋機油膜軸承、有色金屬擠壓機、鍛造壓機、焦爐設備、壓力容器、減速機、火車軸、火車輪、精密鑄鍛件、大型鑄鍛件等產品和相關服務。
  5. The metal carburized layer depth is one of the major technical parameter to evaluate the quality of carburized components

    滲碳層深度是衡量滲碳件質量的主要技術指標之一。
  6. So it plays an important role and demonstrates its unique advantages over other soil animals in the assessment of heavy metal contamination of environment ; this review first briefly summarizes some methodological systems and major parameters ( community structures, species character, survival, growth, reproduction, metallothionein, and enzyme ) used in the study of ecotoxicology and other related biomarkers in applying collembola in ecological risk assessment of polluted soils

    本文簡要概述彈尾目昆蟲在污染土壤生態風險評估中、生態毒理學研究以及其他相關生物標志物研究上的一些方法體系及檢測主要指標參數（群落結構，種群特徵，生存率，生長率，繁殖率，金屬硫蛋白和酶活指標） 。
  7. Major material first - class metal electroboard cool rolling board

    主體材質進口金屬一級電解板冷軋板
  8. Major material : first - class metal electroboard cool rolling board

    主體材質進口金屬一級電解板冷軋板
  9. Major producers of electrical and electronic ceramics, engineering ceramics, ceramic thick - film integrated circuits, ceramics molybdenum, manganese, tungsten metal manganese, ceramic packages such as ceramics pieces

    主要生產電子電器陶瓷、工程陶瓷、陶瓷厚膜集成電路、陶瓷鉬錳、鎢錳金屬化、陶瓷封裝外殼等各種陶瓷瓷件。
  10. Note : this table for the convention flange connection worm gear and worm drive metal hard seal fixed ball valve model establishment, the major parts material and the suitable operating mode, other requests and its model establishment sees the ball valve model establishment method

    注：本表為常規法蘭連接蝸輪蝸桿傳動金屬硬密封固定球閥的型號編制、主要零件材料及適用工況，其他要求及其型號編制見球閥型號編制方法。
  11. Renqiu city chaoyi die manufacturing limited ( former hebei province xu zhuang metal mould plant ) my production is the standard set of components ( wiredrawing, laguan, pull rods, 1. 60, four, and pulls, molding, and other various heteromorphosis 300 multiple ) professional manufacturers of products to the major national and medium - sized cities

    任丘市超藝模具製造有限公司（原河北省許莊五金模具廠）是我國生產全套標準件模具（拉絲、拉管、拉棒、六角、四方、拉拔、各種異型模具等300多種）的專業廠家，產品銷往全國各大、中型城市。
  12. Taizhou chuangfeng glasses co., ltd. is a pair of glasses for 15 years producing and marketing professional factories, the production of major products for the production metal frames, plastic - based, and its products are optical glasses shelves, reading glasses, sunglasses, sports protection glasses, labor protection glasses and children ' s glasses

    臺州市創豐眼鏡有限公司是一家具有15年生產及銷售眼鏡的專業工廠，生產的產品主要以生產金屬框、塑料架為主，其產品有光學眼鏡架、老花鏡、太陽鏡、運動保護鏡、勞動保護鏡、兒童鏡等產品。
  13. Metal - oxide interfaces are of major importance for many advanced materials, sometimes, they play a key role for some special materials such as functional ceramics with metals, oxide dispersion - strengthened alloys, oxide coatings on metals, catalysts etc. it is well known that the macroscopic properties of materials are decided by their microstructures

    金屬-氧化物（ metal - oxideinterface ）界面在很多先進的應用材料中起著非常重要的作用，有時甚至起著決定性的作用，比如：功能金屬陶瓷材料、氧化物彌散強化合金、金屬的氧化物防護、催化劑等等。
  14. There are two major kinds of dearomatic catalysts, which are supported metal sulfide catalysts and supported noble metal catalysts

    目前研究較多的脫芳烴催化劑有負載型金屬硫化物催化劑及負載型貴金屬催化劑。
  15. Major finds include hard pottery, porcelain fragments, metal utensils, fruit knife blade and plastics

    出土物品包括硬陶、瓷片、鐵器、水果刀刃及塑膠。
  16. The major metal resources are hg - sb, pb - zn and au deposits, which are different but correlative in source materials, physical - chemical conditions and the characters of mineralizing fluid

    它們在物質來源、成礦物化條件和成礦流體性質等方面既有聯系又有差異。
  17. Physical properties of major metal elements

    主要金屬元素之物理性質
  18. This paper outlines the research overview of reaction mechanism of vinyl acetate synthesis from acetic acid and acetylene catalyzed by active carbon - zinc acetate, and reviews the researches on the catalyst supporter, the major metal catalyst, the promoters and the deactivation mechanism at home and abroad

    摘要從乙炔法氣相合成醋酸乙烯的反應機理入手，綜述了醋酸鋅活性炭催化劑的載體、活性組分、助劑以及失活機理的國內外研究情況。
  19. Cathay tat ming metal mfy, ltd. was established in hong kong in 1970. with a history of over 30 years, it has become a major metal manufacturer in china

    國泰達鳴金屬製品廠有限公司於1970年在香港成立，專門製造各類精密五金零件和oem產品，至今已有三十多年歷史。
  20. Ge and cd holded the same origin as major metal elements. the content of ge in no. 3 ore body approaching the earth ' s surface is much larger than that of deeper ore body, owning to germanium ' s high activity in the earth ' s surface, relatively low - temperature and biology action. the ore - forming pattern can be generalized " atmosphere water leaching - convection circle - metallogenic "

    Ge 、 cd與主金屬元素的來源一致，在接近地表的3號礦體中ge含量遠大於其下部的6號和8號礦體，其原因在於鍺在表生條件下的高活動性、相對低溫易於鍺的富集以及生物可能參與了鍺的富集。
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