正常鉛 的英文怎麼說
中文拼音 [zhēngchángqiān]
正常鉛
英文
normal lead-
The concentrations of copper, lead and zinc in the shoot of e. splendens were affected by chemical and physical properties, such as full contents of heavy metals in soils, soil ph and organic carbon content, etc. the shoot can accumulate copper more on the red sandy paddy soil collected from dongxiang country, jiangxi province, than on silt paddy soil from fuyang country, zhejiang province. e. splendens took up much less copper from fuyang soils, the concentrations of zinc and lead in shoot were not also quite low
在酸性紅砂土上植物對銅的吸收和富集隨土壤銅含量的增加而顯著升高；而在銅、鋅、鉛復合污染的中性泥沙土上海州香薷體內銅含量和積累量不高，處于正常植物生長范圍內，植物體內鋅、鉛含量及其積累量也不高，海州香薷對重金屬的吸收和富集能力有限。In order to solve the problems effectively, under the auspices of 863 plan in china, the synthesis diagnosis has been carried by means of measuring and numerical imitating the combustion chamber of refining column, and some conclusions is such as : ( 1 ) through measuring the temperature and combustion in the burning chamber of the refining column, the result shows the temperature difference on the same level is more than that in height direction, and there is a few of co in bottom of burning chamber. ( 2 ) in order to ensure normal work of flue system in lead column in the course of zinc refining, theoretic calculation and measure about the flow resistance of exhaust gas are carried through. the results of study reveal that drawing out force of chimney is inadequate, which is mainly caused by illogicality of flue construction
在研究過程中，採取了現場實測和數值模擬手段對韶關冶煉廠鋅精餾鉛塔燃燒室及排煙系統進行了綜合診斷，具體結果包括如下： （ 1 ）完成鋅精餾鉛塔燃燒室內溫度測試以及燃燒狀況的測試，結果發現：鉛塔燃燒室內水平方向的煙氣溫度並非均勻，而且其溫差比上下方向的溫差更大，以及鉛塔燃燒室尾部存在co未燃燼問題； （ 2 ）為了保證鉛塔煙氣系統的正常工作，對煙道系統的阻力進行了理論計算及測試分析，結果發現：鋅精餾鉛塔煙氣系統中煙囪抽力不夠，這主要是煙道結構不合理所造成的。It was also indicated by the studies on a large number of pb isotope that pb in ores of the deposit chiefly came from volcanic rocks in the strata and later intrusions with derivation of a little pb from the normal deposit stratum
大量pb同位素研究也表明，礦床的礦石鉛源跨越了下地殼、地幔和造山帶演化線，形成混合鉛帶，多集中於地幔和造山帶演化線附近，暗示pb主要來自地層中的火山巖和後期的侵入巖，少量來自正常沉積地層。Abstract : the paper introduces some cautions for correct use of catalyticconverter, i. e., correct use of lubrication oil, use of superior nonleaded gasoline, keep of better automotive working status, normal working condition of electronic control system of engine, installation of over heat alarm and etc
文摘:介紹了正確使用催化轉化器的一些注意事項，即正確使用潤滑油，使用高品質的無鉛汽油，保持發動機良好的工作狀態，發動機電控系統必須正常及安裝過熱報警器等。The plumbum of ores have some characteristics of the plumbum of earth ' s mantle and some characteristics of the plumbum of up per earth ' s crust
阿克提什坎金礦床不同地質體鉛同位素特徵表明，礦床鉛不是單一來源的正常鉛，而是混合型多來源的異常鉛。Results ( 1 ) effect of different concentration of lead on the activity of pkc for the control, the activity of pkc increased gradually at the early devel - opping stage and rose sharply on the 15th day, reached the peak, then decreased on the 22nd day and increased shortly until the 30th day with the activity almost turned back to the level at birth or even lower. compared with the control, groups treated with different concentration of lead showed a graph of different cytoplasmic activity of pkc. most of the groups reached the peak at p15, but the 0
L ）鉛暴露小鼠腦胞漿pkc活性與正常組相比可見一定的差異，多數組第15日問）為最高峰，低濃度染鉛組在某些時段中pkc比活性高於正常組，而隨著鉛濃度的升高，這些時段的pkc活性逐漸降低，較高鉛濃度組酶活性均低於正常組； inunovl汐）組的p22以後，比活性迅速升高，至p30時比對照組高出很多。Metal masteries, for example hg, ag, pb, cd, as, cr, ni, are harmful to dna, rna, enzyme, protein and cell membrane and will cause the taking place of cancers and mutations of them. so the normal metabolize and split are damaged, the immunity function, the anti - cancer function will be weakened. it is very difficult to be cured once he or she is toxic
金屬汞、銀、鉛、鎘、砷、鉻、鎳等對dna 、 rna 、酶、蛋白質以及細胞膜的損傷非常大，從而引起它們的致癌、致突變作用，以破壞細胞的正常代謝和分裂；降低機體的免疫功能、防癌和抗癌能力，一旦中毒是很難治愈的。Lead should not normally enter the flow, because layers of different lead - snaring minerals naturally build up inside the pipes
正常情況下，自來水裡不應該含有鉛，因為水管內部一般都會自然形成好幾層不同的礦物質積垢，可以把鉛抓住。( 2 ) effects on the ability of learning and memory trained the mice from the 3rd ~ 4th week after birth for totally 7 times each group and the interval was 1. 28 ~ 1. 43 days in average
練測試可見，訓練初期低濃度鉛暴露組的記憶保持時間略高於正常組，而高濃度鉛暴露組的記憶保持時間低於正常組。Pushing to keep big corporations honest, labor groups regularly smuggle photographs, videos, pay stubs, shipping records and other evidence out of factories that they say violate local law and international worker standards
因此，當美國和歐洲的消費者擔心他們的孩子接觸了中國製造的塗有鉛的玩具時，中國的工人，通常都是16歲左右，正面對著比那多得多的嚴峻危險。( 3 ) examination of the ability of learning and memory : trained the descendents on the 3rd or 4th week after birth and took par test
鉛取代鈣后可擾亂pkc的正常激活，導致pkc反應敏感性下降，擾亂pkc在學習記憶中的正常功能。We consider that it will be a very prospective grid for the lead acid battery if the grid can be made of a kind of alloy that is not so easy to be corroded
如果能夠使用合適的耐腐蝕合金來製作這種板柵，並能夠應用於鉛酸電池的正極的話，將會得到非常理想的效果。Because gas treatment production line is characterized by long flow, wide distribution decentralizing control procedure and a lot of monitoring points etc, fieldbus was adopted for collection of real - time signal, communication and control to realize automatic coordinating management and control of gas treatment production line arid successful control of lead and zinc smelting gas meanwhile ensure normal arid high effective production of lead and zinc
摘要針對煙氣治理生產線流程長、分佈廣，控制工序分散、監控點多等問題，採用現場總線對大型多測點系統進行信號實時採集、通信與控制，實現對煙氣治理生產線的自動協調管理及控制，確保在鉛鋅正常、高效生產的同時，成功實現對鉛鋅冶煉煙氣的徹底治理。分享友人