查询词典 aluminium

Use tall purity to not have seam violet copper pipe, shutter type sine is undee hydrophily aluminium comes loose character hot fim piece use 14mpa hydraulic go up the canal ensures copper pipe and aluminium piece close together union, coil passes thermal efficiency taller;2, use wind rotor of fire prevention ABS, activity has been balanced, the moment of force that start is small, pittsburgh type oversews, not air leak; 3, electric machinery uses oiliness sliding bearing, noise is less; 4, hy

使用高浓度无缝紫铜管，百叶窗式正弦波型亲水性铝质散热鳍片并使用14mpa水压涨管保证铜管与铝片紧紧联系，盘管传热速率更加高；2、使用防火ABS风轮，变化均衡好，开启力矩小，匹兹堡式缝补，不露风；3、电机使用含油滚动轴承，噪声更小；4、水压涨管保证铜管受涨均和无走漏；5、全体冲压成型水盘，外面全体PE，周祥保温；6、容积轻盈，深度仅230mm，现场可轻而易举交换上下型，装置保护便捷。

In early November he was repeating an experiment with one of Lenard's tubes in which a thin aluminium window had been added to permit the cathode rays to exit the tube but a cardboard covering was added to protect the aluminium from damage by the strong electrostatic field that is necessary to produce the cathode rays.

在1895年伦琴正在调查外部影响的各类真空管设备，仪器由海因里希赫兹，约翰希托夫，威廉克鲁克斯，尼古拉特斯拉和菲利普冯勒纳德，放电时，是通过他们。 [ 7 ]在11月初他是在重复实验之一勒纳德的管道，其中一个薄铝窗口增加了允许退出阴极射线管，但纸板覆盖增加了保护铝损坏的强烈静电场是必要的生产阴极射线。

Using aluminium sulfate, aluminium polychloride, polymeric iron and PAM to treat the waste water of Beishiqiao waster water treatment plant, and also study the feeding order.

对西安市北石桥污水净化中心的污水（COD 300 mg/L左右，BOD 150 mg/L左右）用硫酸铝、聚合氯化铝、聚合铁及聚丙烯酰胺进行单剂及组合处理，并对组合处理的投加顺序作了研究。

At the isoelectric point, pH=3.07, the flocculation effectsFentonof iron polysulfate , aluminium polychloride and chitosan chloride are compared . It is illustrated that the optical flocculation reagent is aluminium polychloride and its optical dosage is 0.30g per 50mL effluent.

在等电点pH=3.07处，对聚合硫酸铁、聚合氯化铝、壳聚糖盐酸盐的絮凝效果进行比较，确定了最佳絮凝剂为聚合氯化铝，最佳用量为每50mL处理液加入0.30g聚合氯化铝。

The main methods to improve purification effects and the research orientation of aluminium fluxes are also introduced. It is pointed out that the popularization of home-produced equipment is important approach to increase level of purification for aluminum alloy trade, on the other hand, research on aluminium molten fluxes and purification mechanism should make progress in without polluter and multifunctional purificant.

提出了铝熔体提高净化效果的主要途径及发展方向为：在设备方面，应努力实现国产化，提高普及率，从而提高我国铝合金行业的整体净化水平；在铝熔体净化剂的发展方面，集净化、覆盖、精炼于一体的多功能绿色新型无污染熔剂及净化机理的研究是今后的努力方向。

In the deep processing of agricultural and food products, there are some key technological problems of system design on the domestic traditional reelable vacuum aluminium coating system, including mass process parameters, bad process duplication, unstable production quality caused by complex operation, and high equipment failure rate. A newly developed reelable vacuum aluminium coating system with 1500 mm-wide thin plastic films was designed with high vacuum technology in order to satisfy the vacuum aluminum coating of more than 1500 mm-wide, such as polyethylene terephthalate, oriented polypropylene, polypropylene cast film, polyvinyl chloride.

为满足农产品及食品深加工中1500 mm幅宽以上的聚脂薄膜、定向聚丙烯薄膜、聚丙烯流涎薄膜、聚乙烯薄膜的真空镀铝，针对国内卷绕蒸发式真空镀膜机设备存在的工艺参数多、工艺重复性差、操作复杂、产品质量不稳定、设备故障率高等问题，采用高真空技术研制了宽幅卷绕蒸发式高真空镀膜机。

The high purity aluminium performs better than the primitive one in conductivity, tractility, and is more reflexible and anti-corrosive. It is widely applied in electronic industry and aviation and aerospace area. At present, few manufacturers in China are capable of producing high purity aluminium of 99.999%(5N). Plus, their production is limited and the manufacturing process is outdated.

具有比原铝更好的导电性、延展性、反射性和抗腐蚀性，在电子工业及航空航天等领域有着广泛的用途，目前国内只有极少数公司厂家能够生产纯度达到99.999%（5N）高纯铝，且产量少，生产工艺落后。

However, the reproductive conditions of gyrodactylids surviving to cessation of an aluminium exposure is unknown. Therefore, Atlantic salmon (Salmo salar L.) parr infected with G. salaris was experimentally exposed to elevated concentrations of aqueous aluminium for more than 1 month.

但停止用药后存活的三代虫恢复繁殖的情况仍未知，因此，将感染三代虫的大西洋鲑幼鱼浸泡于更高浓度的铝溶液1个月以上。

Howeer, the reproductie conditions of gyrodactylids suriing to cessation of an aluminium exposure is unknown. Therefore, Atlantic salmon (Salmo salar L.) parr infected with G. salaris was experimentally exposed to eleated concentrations of aqueous aluminium for more than 1 month.

但停止用药后存活的三代虫恢复繁殖的情况仍未知，因此，将感染三代虫的大西洋鲑幼鱼浸泡于更高浓度的铝溶液1个月以上。

Blind rivets (stainless steel blind rivets,stainless steel rivets,open end blind rivets, blind rivets,aluminium blind rivets,aluminium rivets,peel type blind rivets, multi-grip blind rivets, color blind rivets,multi-grip rivets, semitubular rivets) and non-standard parts.

抽芯铆钉系列(不锈钢抽芯铆钉，不锈钢铆钉，开口型抽芯铆钉，拉铆钉，铝拉钉，铝铆钉，拉花铆钉，多鼓型抽芯铆钉，彩色铆钉，多鼓型铆钉，半空芯铆钉)及相关的非标准件等

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷