查询词典 chemical lead

The authors studied the effects of the following factors on initial starting performance of dry-charged batteries:grid alloy composition,physico-chemical performance of leady oxide ;acid volume in paste,lead paste;pasting and curing of green plates.

作者通过一系列试验，从合金配方、铅粉理化性能、铅膏加酸量、涂板方式及生极板的固化对干荷电铅蓄电池的首次起动性能的影响进行了研究。

Lead zirconate titanatenanopowder with a composition in the vicinty of morphotropic phase boundary (Zr/Ti=52/48) is prepared by optimizing the technology process of chemical coprecipitation method .

以四氯化钛、硝酸铅、氧氯化锆等为原料，采用化学共沉淀技术，通过优化工艺条件制备了组成在准同型相界点附近的钙钛矿相PZT纳米粉。

"This work pushes chemical force microscopy into a new territory," said Aleksandr Noy, lead author of the paper that appears in the Oct.

然而，在其被多方面应用的同时，人们却并不清楚分子级纳米管最终到底会出现什么样的状况。

Surface treatment process are: HAL, the entire plate electroless nickel gold, Gold Finger, lead-free HASL, chemical plated / silver / tin, Anti-oxidation treatment and so on, there is conductive in accordance with the requirements of customers Cypriot hole, peelable plastic, conductive plastic and a variety of models and the photosensitive ink color.

表面处理工艺有：热风整、全板电镀镍金、金手指、无铅喷锡、化学镀金／银／锡、防氧化处理等，有根据客户要求的导电塞孔、可剥胶、导电胶和各种型号及颜色的感光油墨。

The results also show that the mechanism of lead capture by CaO involves a chemical reaction between CaO and PbCl2, forming calcium plumbate (Ca2PbO4) as the dominant reaction product.

由於氧化钙被用来除去高温废气中之气态硫化物，因此，氧化钙对氯化铅(PbCl2)的高捕获效率显示其应可用来同时袪除氯化铅和硫化物。

As flux used in light metal processing for metal surface treatment; as component in the production of aluminum-titanium-boron alloys and for the fabrication of grinding wheel and abrasive disc to reduce operating temperature; as flux used in welding; as fire retardent for cotton and artificial fibre; rodent for the removal of exposed lead in printed circuit board; chemical analytical reagent in electrochemistry; used to melt with silver, gold, stainless steel; as material to produce boron alloys.

作为熔剂用于轻金属加工对金属表面处理，制造铝钛硼合金和作砂轮研磨盘的成份，以降低操作温度；用于焊接上作助熔剂及制造其它氟盐的原料；用作棉花和人造纤维的阻燃剂，用来清除印刷电路中露出铅的侵蚀液；用于电化学合成的化学分析试剂，用于熔接和熔合银、金、不锈钢等金属，可做铝镁浇铸生产含硼合金的原料。

A method combining chemical and biological experiments and computer-aided molecular design was used to optimize lead compounds with inhibiting activity against Sphaerotheca fuliginea.

本文介绍了用结合化学、生物实验以及计算机辅助分子设计方法优化对瓜类白粉病毒有抑制作用的先导化合物的研究。

The pulse laser photoacoustic technology was applied to study the initiated chemical reaction process of lead styphnate at different laser energy.

用脉冲激光光声技术研究在不同激光能量水平下斯蒂酚酸铅被激光引爆的化学反应过程。

Some lead, some are chemical substances, are teratogenic effect on fetal

有些是含铅，有些是有化学物质，都对胎儿有致畸作用

When the natural gas is as raw materials in chemical industry, they are able to lead to the catalysator toxicosis and product quality receding.

当天然气作为化工原料时，它们还会导致催化剂中毒，影响产品质量。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。