鉛環 的英文怎麼說

中文拼音 [qiānhuán]
鉛環 英文
lead ring
  • 鉛 : 鉛名詞1. （金屬元素） lead （pb） 2. （鉛筆心） lead （in a pencil）; black lead
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  1. Cell connectors and terminal post burning must be done in such a manner that there is complete fusion of the post strap top and the cover lead bushing with the connector ring or terminal post.

    連接條和接線柱的焊接必須使極柱頂部和蓋子的鉛襯套與連接條環口或接線柱完全熔焊牢固。
  2. Study on effect of grinding environment on pulp chemistry of galena and sphalerite

    磨礦環境對方鉛礦和閃鋅礦礦漿化學性質的影響
  3. Correlation between blood lead levels and exposure to lead in ambient air was exhibited by goldsmith and hexter.

    Goldsmith和Hexter揭示了血鉛水平和暴露于帶鉛的空氣環境的關系。
  4. In the near future, we plan to replace the conventional black lead pencil with green products like clutch pencil and lead refill. they will become our standard stock range

    本署計劃不久將以環保鉛芯筆和替換鉛芯，取代傳統的黑鉛筆，並會把這些環保產品列入標準用品項目。
  5. Environmental lead contamination and refractory rickets

    環境鉛污染與難治性佝僂病
  6. Important links of the back forward slippery step technology of shot put

    背向滑步推鉛球技術的十個重要環節10
  7. State general bureau of environmental protection approved the national standard of automobile - used unleaded petrol " in june of 1999. the standard is gb17930 - 1999. the index most difficult to reach is the content of olefin in this standard

    國家環保總局於1999年6月批準發布了《車用無鉛汽油》國家標準gb17930 - 1999 ，該標準中最難達到的指標是烯烴含量。
  8. Motorists are encouraged to use white gasoline as it helps lessen air pollution

    鼓勵駕駛員使用無鉛汽油（不是「白色汽油」 ） ，因為這有利於減少環境污染。
  9. Abstract : based on 1 200000 aeromagnetic survey data performed in 1998, and referred to materials of geolo - gic and geochemical prospecting of the working area, this paper discusses the relationship between the characte - ristics of magnetic field, magmatic rocks, fault structure and the distribution of mineral resources, and investigates the geologic metallogenic environments, and sets up the prospecting criteria for hydrothermal and volcanic - sedimentary copper, lead, zinc, gold, iron, manganese deposits, then makes the prognosis of the prospecting potential of the working area

    文摘:本文以1998年1 20萬航空磁測資料為基礎，參考地質和化探資料，對工作區磁場特徵、巖漿巖、斷裂構造與礦產分佈的關系進行探討，研究地質成礦環境，建立尋找熱液型和火山-沉積型的銅、鉛、鋅、金、鐵、錳礦找礦標志，對本區找礦遠景進行了預測。
  10. A cross - sectional study of the effects of blood lead and cadmium etc six elements on infant behavior problems

    環境鉛污染對兒童行為影響的隊列研究
  11. We have done a serial of experiments to study the pam and anode grid with the aids of the measurement such as constant current charge / recharge, cyclic voltammetric measure ments, electric impedance spectrum and so on

    我們通過恆電流充放電、交流阻抗和循環伏安等實驗方法和測試手段對鉛酸電池的正極活性物質和板柵進行了一系列的研究。
  12. The related reports said the main pollution sources of serious environmental cd, pb and as pollution in china were mining and smelting of nonferrous metals, these pollutants were discharged into the environment and caused the pollution of water, atmosphere, soil and biological species and caused a series of acute and chronic diseases in the exposed people, but the relationship between malignant tumors and environmental cadmium, lead, arsenic pollution is not well understood up to now

    研究認為有色金屬鎘、鉛、砷對人體有毒害作用；有色金屬礦山的開采和冶煉是環境鎘、鉛、砷污染的主要來源；污染物進入環境后，產生水污染、大氣污染、土壤污染和生物污染，繼而危害暴露人群的身體健康，產生一系列急性和慢性病癥。
  13. Remelted lead is an important way to reuse the waste and to prevent lead pollution but it may produce soil lead pollution without appropriate treatment

    再生鉛冶煉是對廢棄物的循環利用，防治鉛污染的重要手段。
  14. Lead in the environment exists as bivalent lead ion ( pb2 + ), so the research and development of a sensitive chemical sensor of pb2 + has brought more and more attention around the world

    環境中的鉛大都以pb2 +的形式存在，所以設計pb2 +的化學傳感器備受人們關注。
  15. Industries with particularly high potential exposures include : construction work involving welding, cutting, brazing or polishing on lead surfaces and application of lead solder ; most smelter operations either as a trace contaminant or as a major product ; secondary lead smelters where lead is recovered from batteries ; and firing ranges

    有機會接觸鉛的工作包括：在建築業中，在含鉛的表面上進行焊接切割鍍焊或打磨粉飾以及使用鉛錫作焊接在采礦業中，提煉鉛或其他元素的工種在回收業中，把電池中的鉛再循環利用以及彈藥製造工作。
  16. According to the epa, lead in drinking water contributes to 480, 000 cases of learning disorders in children each year in the united states alone

    美國環保署報道，每年在美國鉛導致兒童學習混亂有480 ， 000個事件發生。
  17. In 1596, english navigator sir francis drake died off the coast of panama ; he was buried at sea off puerto bello, panama, in a lead coffin

    1596年，英國航海家法蘭西斯德雷克，于巴拿馬外海航行時過世；遺體置於鉛棺而海葬于巴拿馬波多貝約。 （德雷克為第一個環球航行的英國船長，曾擊敗西班牙無敵艦隊。 ）
  18. Wisdom in a poor man is a diamond set in lead

    窮人的智慧是嵌在鉛環上的鉆石。
  19. All of our fuses accessories meet the rohs directive and lead free now further information, please contact us

    我公司所有的保險絲產品均可提供無鉛環保及符合rohs要求的產品，詳情請聯系我們
  20. Note : all of our fuses accessories meet the rohs directive and lead free now further information, please contact us

    注：我公司所有的保險絲產品均可提供無鉛環保及符合rohs要求的產品，詳情請聯系我們！
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