塑性鉛 的英文怎麼說
中文拼音 [sùxìngqiān]
塑性鉛
英文
plastic lead-
Premium activated carbon filter is made of special polyfoam which has optimum absorption of toxic air produced by flux soldering and lead smoke
配置優質活性炭過濾棉，採用特殊脲烷泡沫塑料精製而成，具超強吸收焊劑所產生的毒氣和鉛煙功能。The quasi - superplasticity of as - cast lead brass was studied by monodirectional elongation experiment
摘要採用單向拉伸對鑄態鉛黃銅進行了準超塑性研究。Ningbo jiaochuan stationery manufacture co., ltd. is a big and beautiful pen - made factory which is mainly engaged in metal, semi - metal, plastic ball pen and mechanical pencil, fountain pen, gel ink pen, roller pen etc. we can supply over 300 designs pen items, with the annual production capacity of 20000k pieces, with the right of self - import and self - export, 95 % of our products exported to europe, south america, middle east, south - east asia etc
寧波市蛟川文具製造有限公司，是一家專業生產各類辦公用品、集加工、生產、銷售、貿易於一體的實業公司，主產品有全金屬、半金屬、塑料等製作的圓珠筆、活動鉛筆、自來水筆、中性筆等各類文具近300餘種，年生產能力可達到2000萬支，企業擁有自營進出口權，產品遠銷歐洲、南美、中東、東南亞等十幾個國家和地區。Ningbo jiaochuan stationery manufacture co., ltd. is a big and beautiful pen - made factory which is mainly engaged in metal, semi - metal, plastic ballpoint pen, plastic pen and mechanical pencil, fountain pen, gel ink pen, roller pen etc. we can supply over 400 designs pen items, with the annual production capacity of 40 million pieces and the right of self - import and self - export, 95 % of our products exported to europe, south america, middle east, south - east asia etc. our customers are satisfied with our goods because of steady quality, professional technology, competitive price and responsible sales service
寧波市蛟川文具製造有限公司，是一家專業生產各類辦公用品、集加工、生產、銷售、貿易於一體的實業公司，主產品有全金屬、半金屬、塑料等製作的圓珠筆、活動鉛筆、自來水筆、中性筆等各類文具近400餘種，年生產能力可達到2000萬支，企業擁有自營進出口權，產品遠銷歐洲、南美、中東、東南亞等十幾個國家和地區。In order to develop and consummate the analysis theory and calculation method of base - isolated structures, based on the research on restoring force model of isolation systems and the analysis on the nonlinear seismic response of base - isolated structures, the analysis on multi - dimensional and lateral - torsional coupled seismic response of base - isolated structures is developed in this paper. according to the mechanical performance of isolation systems, detailed analysis and improvement of the present research, an unilateral and a bilateral coupled visco - elastic hysteretic model for rubber bearings, an unilateral and a bilateral coupled visco - elasto - plastic differential hysteretic model for lead rubber bearings, an unilateral and a bilateral coupled modified visco - plastic differential hysteretic model for sliding friction bearings are proposed
為進一步發展和完善基礎隔震結構分析理論和計算方法，本文以隔震系統恢復力模型研究及基礎隔震結構非線性地震反應分析為基礎，對基礎隔震結構的多維地震反應及平?扭耦聯地震反應開展了以下幾方面的研究工作：根據隔震系統力學性能的特點，在現有研究成果的基礎上，對隔震系統恢復力計算模型進行了改進和創新，提出了普通疊層橡膠支座單向及雙向耦合粘彈性恢復力計算模型，鉛芯疊層橡膠支座單向及雙向耦合粘彈塑性微分型恢復力計算模型，摩擦滑動支座單向及雙向耦合修正粘塑性微分型恢復力計算模型。To investigating the damping effect under other types of ground motion, this paper constituted a three dimensional finite element model, in which the flange is simplified as an elastic joint and the dampers are as bar elements
考慮到斷路器結構體系可能產生的扭轉效應，本文建立了三維的有限元計算模型。模型中，瓷柱之間的連接法蘭採用較為成熟的彈性連接模型，鉛合金減震器簡化為塑性桿單元。Based on the analyses of the physical and mechanical properties of ore / rock and the behavior of ground stress field in the deep deposit of fankou lead - zinc mine, the authors researched the unloading measures to prevent and control rock burst in mining the deep deposit, and carried out numerical simulations of the stress distribution under different unloading mining situations by means of 3 - d elastic - plastic finite element program, so as to give decision - making basis for controlling rock burst in exploiting the deep deposit of fankou lead - zinc mine
根據凡口鉛鋅礦深部礦巖體的物理力學性質及地應力場特性，對凡口礦深部礦床開採的巖爆防治措施進行了研究，並應用三維彈塑性有限元程序對各種防治措施引起的應力分佈進行了數值模擬分析，以期為凡口鉛鋅礦深部礦床開採的巖爆控制提供決策依據。Plastics. pressure fittings and solvent welded joints of unplasticized pvc. determination of the extractability of lead and tin with watter
塑料製品.未增塑聚氯乙烯壓力配件和溶劑熔接接縫.用水測定鉛和錫的可萃取性1. the relationship between protein kinase c and remember behavior alteration of mice exposed to lead. introduction lead has high affinity to nerve and it can be accumulated in nerve tissues, which can cause long - period damage to nervous system, especially to memory and learning function
一、慢性鉛暴露小鼠腦組織蛋白激酶c活性變化及其與記憶行為改變的關系前言學習記憶是腦的高級功能，其物質基礎是中樞神經系統高度的可塑性，包括神經網路、神經環路及突觸連接等不同水平的可塑性。分享友人