查询词典 aluminum

So investigating the effect of aluminum exposure on LTP and the biochemical indicators relative to the LTP synaptic mechanism will help to elucidate the mechanism of aluminum damaging the learning and memory on synaptic and proteinic level.

目前虽然铝对LTP损害作用的观察很多，但铝对LTP损害作用的突触机制尚未完全阐明。

Based on the current condition of Henan aluminum soil recultivation, we located an empty and waste area after exploited at Xiaoguan Mine of Changcheng Aluminum Industrial Company and carried out a series of experiment and research on soil recultivation there in terms of engineering recultivation, biological recultivation and soil ripeness.

依据河南省铝土矿土地复垦的现状，选取长城铝业公司小关铝土矿开采后的采空区、废石场进行土地复垦的试验和研究。主要进行了工程性复垦试验、生物性复垦试验、土壤熟化试验研究。

The method adopts the following steps: after mixed, phosphorus source, silicon source, aluminum source, an organic template agent, water and a precursor of the SAPO molecular sieve are hydrothermally crystallized for at least 0.1 hour at the temperature ranging from 110 to 260 DEG C to obtain the SAPO molecular sieve; wherein, the preparation method for the precursor of the SAPO molecular sieve has the following steps:, the molar ratio is 0.03 to 0.6 R:(Si0.01 to 0.98: Al 0.01 to 0.6: P0.01 to 0.6): 2 to 500 H2O; wherein, R stands for mixture solution of raw materials which is blended by the phosphorus source, the silicon source, the aluminum source, the an organic template agent and water of the template agent;, the mixture solution of raw materials prepared in step reacts at the temperature which is at least 50 DEG C lower than the crystallization temperature for at least 0.1 hour.

本发明通过采用包括以下步骤：将磷源、硅源、铝源、有机模板剂、水和SAPO分子筛前驱体混合后在110～260℃的温度下水热晶化至少0.1小时获得SAPO分子筛；其中SAPO分子筛的前驱体的制备包括以下步骤：将摩尔配比为0.03～0.6R∶(Si0.01～0.98∶Al0.01～0.6∶P0.01～0.6)∶2～500H 2 O，式中R代表模板剂的磷源、硅源、铝源、有机模板剂和水混合成原料混合液；将步骤制备的原料混合液在低于晶化温度至少50℃的温度下反应至少0.1小时的技术方案较好地解决了该问题，可应用于含氧化合物制烯烃催化剂的制备过程。

The results indicate that aluminum fluoride product will be returned about 140 t,sodium silicofluoride and cryolite are 238 t and 206 t,and neutralization residue is 375 t,if the mother liquor output of aluminum fluoride product is 4000 t per year.The annual economic benefit will reach 1,400,000 yuan RMB.

半工业化实验结果表明：计算年产4 000 t氟化铝产品的母液，企业可回收产品氟化铝140 t，生产副产品氟硅酸钠238 t、冰晶石206 t、中和残渣375 t，每年可获效益140万元人民币。

Silicofluoride acid radical of the mother liquor will be transformed into sodium silicofluoride if excess sodium chloride was added,and the mother liquor was refined.The refined hydrofluoric acid and various aluminum can compose the by-product-cryolite,which can improve the collection rate of fluorin,aluminum and silicon.

其关键技术为氯化钠脱硅：投入过量氯化钠，使母液中氟硅酸根转化成副产品氟硅酸钠，母液被精制；再加入精制氢氟酸与各形态铝合成冰晶石副产品，从而有效地提高了氟、铝和硅的收率。

The causes of breakage of round aluminum pole during continuous rolling are analyzed;the prevention measures are presented according to the characteristics of aluminum electrolyte and actual situal situation of casting equipment.

简要分析了铝杆连轧过程中发生断杆的原因，根据电解铝液的特点和浇铸设备的实际情况，提出了相应的改进预防措施。

In order to improve the welding quality between this two kinds of materials,we explore experimentally the characteristics and mechanical properties of the friction welded joints of LF6 anti-rust aluminum and HR-2 anti-hydrogen stainless steel.Magne- sium in LF6 aluminum alloy is easy to form the brittleness intermetallic compounds on the fr...

经焊前对焊接界面的特殊处理，清除了LF6与HR - 2待焊接表面上的氧化膜，并采用以纯铝为介质的三元摩擦焊接工艺方法，避免或减少焊接界面上金属间化合物的生成，所焊接制品的抗拉强度可以达到或超过LF6防锈铝母材所要求的供货状态σb≥ 2 70MPa的技术要求。

Mainly engaged in manufacture of various machine parts: Machine Tools Guide Shield, clothing cable sheath with catheter, engineering towline, aluminum trailers chain, APS towline, metal hose, work lights, protective kits, cooling, machine tools Sizing Block, groove board, aluminum blinds, electrical appliances, such as 30 years ago, that host more than 100 facilities and equipment manufacturers to provide a repair various specifications of products for CNC machine tools guide protection, research and development have made great contributions.

主要经营制造加工各种机床部件：机床导轨防护罩，穿线缆用导管护套，工程拖链，钢铝拖链，APS拖链，金属软管，工作灯，防护套，冷却管，机床垫铁，槽板，铝帘，起重电器等。30年来，以为100余家主机生产厂商配套及设备维修提供了各种规格的产品，为数控机床导轨防护，研制开发作出了很大的贡献。

The capacity of combination between monomer silicic acid and monomer aluminum was weak, while it was stronger between the polymer silicic acid and monomer aluminum and the products were mainly bidentate or tridentate coordination compounds.

单体硅酸与单核铝的结合能力较弱；聚硅酸与单核铝的结合能力则较强，反应产物主要为二啮或三啮配合物。

The kinetics of aluminum adsorption and desorption by root cell walls of an aluminum resistant wheat Triticum aestivum L.

铝胁迫对小麦根尖细胞质蛋白的影响：铝诱导苹果酸分泌的意义。植物营养与施肥学报。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了