預合金的 的英文怎麼說
中文拼音 [yùgějīnde]
預合金的
英文
pre alloyed-
Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。Using in situ formation of ternary boride base cermets hard phases through chemical reactions and sinterbonding onto steel substrates though liquid sintering we successfully prepared a kind of ternary boride base cermet
摘要通過化學反應將原料粉來生成三元硼化物硬質相併通過液相燒結燒與鋼很好的結合,用這種工藝成功地在鋼基體上塗覆了預壓制的三元硼化物基金屬陶瓷。In the investigations on laser cladding, experiments and analyses of laser clad nickel - based alloys and nickel - based ceramal composite alloys on steel substrates were performed to improve wear - resistance and corrosion - resistance properties of the coatings
以提高材料表面的耐磨、耐蝕等性能為目的,採用預置和送粉熔覆工藝方式,對常用的鎳基合金和鎳基碳化鎢金屬陶瓷合金塗層進行系統研究。Preoxidation of kovar alloy for hermetic sealing
可伐合金氣密封接的預氧化While the budgeted figure may be reasonable as an average over a longish period, it is bound to be different from the actual out - turn, possibly quite significantly given financial market volatility
雖然以長期平均數來衡量,預算數字是合理的,但它與實際結果肯定每年都會有出入,而且由於金融市場波動,差別更可能會相當顯著。One of the measures requests social security tax should be joined with the current social security charge system, and on the very basis of the discussion of the question, the author put forward own unique opinion : combination of " the system of pay as you go " and " the system of part accumulation " is the suitable accumulation pattern of social security fund of our country, moreover we also should set up social adjustment account and individual account in social security budget of the old age insurance and to manage and operate this two accounts respectively
在談到使社會保障稅與現行統帳結合的繳費模式相銜接的問題時,筆者提出了自己的見解:我國社會保障基金的積累模式宜採用現收現付制與部分積累制相結合的做法,並在養老保險預算內建立社會統籌帳戶與個人賬戶,兩個賬戶分別管理,獨立運作。鑒于社會保障稅具有的種種優勢,作者得出結論:開征社會保障稅勢在必行。In this paper, a high performance sma system applied to steel bridge deck is put forth in allusion to the pavement project of the wuhan junshan yangtze river highway bridge. it comprises steel slab, zn coating layer, closing layer, adhesive, pre - mixed asphalt stone and dual layer sma from bottom to top. it is based on the fea results of the forces and deformation of the pavement layer by means of the algor feas, according to this bridge ' s traffic and the ambient temperature varying range of the pavement layer
本文針對武漢軍山長江公路大橋鋼箱梁橋面鋪裝工程,從鋪裝層環境溫度變化范圍、交通量等使用條件出發,在用algorfeas有限元分析軟體分析鋪裝層受力變形基礎上,提出了(即鋼板+金屬鋅塗層+封閉層+粘接劑+預拌瀝青碎石+雙層sma )的高性能鋼橋面sma鋪裝體系,並對這種sma的組成材料,包括改性瀝青、集料、礦粉、纖維進行了比較研究,設計了這種sma的配合比,對sma混合料的性能進行了對比試驗,對這種sma方案進行了疲勞性能研究,驗證了所選擇sma方案的可行性。Specification for hot rolled and hot rolled and processed high tensile alloy steel bars for the prestressing of concrete
混凝土預加應力用熱軋和熱軋並處理的高抗拉強度的合金鋼筋規范The theoretical prediction of amorphization for iron based binary by mechanical alloying
基二元合金機械合金化致非晶化的理論預測The expansion and dehiscence behavior during the vacuum reactive sintering below 660 of compact ti / al composite powders was experimentally investigated, and the reasons of expansion and dehiscence were theoretically analyzed. the method of low temperature reactive sintering was generalized, and the experiment testified the method effective. the rule of the expansion of the billets was generalized from the result of density of the billets
低溫反應燒結工藝:研究了高能球磨ti / al復合粉體在溫度低於660下真空無壓反應燒結過程中的膨脹和開裂行為,分析了產生膨脹和開裂的主要原因;並提出了能夠有效預防坯料開裂的方法;通過測定坯料在低溫燒結后的密度,總結了其體積膨脹的規律;通過x射線衍射技術分析了隨球磨時間不同,金屬間化合物的生成情況。Predictive model based on artificial neural net for fatigue performances of prior - corroded aluminum alloys
基於人工神經網路的預腐蝕鋁合金疲勞性能預測The effect of partial prealloying on the sintering process of diamond saw segment
部分預合金化對金剛石鋸片胎體燒結過程的影響Had corrected its to violate the act that insurance code decides through rectifying when the insurance company that is consolidated, make its of the drawing of each reserve and capital handle the demand that obtains legal provision ; reinsurance cent gives business course to adjust, the insurance liability that makes its leave insurance cost to assume oneself accords with legal standard ; not competent company controller gets adjustment with concerned administrator ; put when harm company compensate pays ability and the issue that harm insurant interest no longer, approbate via rectifying an organization, after report finance supervises management department to approve, by finance supervisory management department decides to end pair of this companies rectify, give announcement
當被整頓的保險公司經過整頓已經糾正其違反保險法規定的行為,使其各項預備金的提存和資金的運用達到法律規定的要求;再保險分出業務經過調整,使其自留保費承擔的保險責任符合法定的標準;不稱職的公司負責人和有關治理人員得到調整;不再存在危害公司賠付能力和損害被保險人利益的問題時,經整頓組織認可,報告金融監督治理部門批準后,由金融監督治理部門決定結束對該公司的整頓,並予以公告。The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry
本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響,詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響,並得出如下結論: ( 1 )採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 ( 2 )冶煉溫度越高,高壓水壓力越大,所得生粉顆粒粒度越細。 ( 3 )水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。Corrosion of metal and alloys - corrosion fatigue testing - crack propagation testing using precracked specimens
金屬合合金的腐蝕.腐蝕疲勞試驗.採用預開裂樣品的裂紋擴展試驗Corrosion of metals and alloys - corrosion fatigue testing - part 2 : crack propagation testing using precracked specimens
金屬與合金的腐蝕.腐蝕疲勞試驗.第2部分:使用預裂紋樣品的裂紋擴展試驗Corrosion of metals and alloys - stress corrosion testing - part 6 : preparation and use of pre - cracked specimens iso 7539 - 6 : 2003 ; german version en iso 7539 - 6 : 2003
金屬和合金的腐蝕.應力腐蝕試驗.第6部分:預斷裂試樣After t hat, a further p roblem i s s tudied o n d amping effect of lead a lloy dampers under ground motions with significant long period contents and ground motions with velocity - pulse
從鉛合金的減震效果來講,在長周期成分豐富的地震動作用下,鉛合金減震器的減震效果不如預期的效果好。Corrosion of metals and alloys - stress corrosion testing - preparation and use of pre - cracked specimens for tests under rising load or rising displacement
金屬和合金的腐蝕.應力腐蝕試驗.在加大荷載或加大位移條件下試驗用預裂樣品的制備和使用Corrosion of metals and alloys - stress corrosion testing - preparation and use of pre - cracked specimens for tests under constant load or constant displacement
金屬和合金的腐蝕.應力腐蝕試驗.恆定負荷或恆定位移條件下試驗用預破裂試樣的制備和使用分享友人