醋酸中含溴会加剧金属孔蚀。
The existing of bromine in acetic acid could aggravate corrosion on metal hole.
本发明属材料技术领域,是一种多元金属孔化材料及其制备工艺。
The present invention belongs to the field of material technology, and relates to a multi-element metallic porous material and its preparation method.
设计了一种金属孔板波纹填料用刺孔机,包括上、下辊轮,刺辊,槽辊,减速系统。
It includes the up and down rolling wheel, thorny roller, groovy roller, reducing gears.
全金属孔板叠层换热器是由铜制孔板和不锈钢隔片相间叠置,采用扩散焊工艺焊接而成。
The complete metallic perforated plate heat exchanger is made of a lot of perforated copper plates alternated with stainless steel spacers, and piled up and welded each other.
一大团电线耷拉到了一个木箱子外面;一个打满孔的金属盘放在木箱上面。
A mass of wires spills out of a wooden box; on top sits a metal plate punched full of holes.
法兰盘只是一个统称,通常是指在一个类似盘状的金属体色的周边开上几个固定用的孔用于连接其它东西。
Flange is a general term usually refers to the metal in a similar color discoid open on the periphery of several fixing holes for connecting other things.
在房子的背面,建筑师削减了金属屏障的区域,以容纳玻璃孔的置入。
On the backside of the home, the architect cut away areas of the metal screen to accommodate glazed apertures.
传递模塑旨在模具复杂物体的小深孔或许多金属刀片。
Transfer molding was designed to mold complex objects with small deep holes or many metal inserts.
筛板塔盘就是简单的带孔金属板。
当双向承受的名义应力相等时,还可得到泡沫金属在双向等荷承载条件下的载荷强度与孔率的数学关系。
When the biaxial nominal stresses are equal to each other, the mathematical relationship between loading strength and porosity can be also gained for the foamed metals under biaxial equal loads.
介绍了目前比较成功的倒垂孔钻孔、钻孔偏斜、保护管安装、双金属标的埋设及安装等施工方法和控制措施。
This paper introduces successful construction method and control measure currently used for holedrill, borehole deviation, protection tube, and embedment and installation of bimetal mark.
金属铜的电阻率低,所以在印制电路板中,用来制备铜箔及双面板、多层板的孔金属化方面采用镀铜工艺。
The resistance of the copper rate is low, so in printed circuit board, used to prepare copper foil and double panel, produce multilayer prototypes via metallization copper with on the process.
适用于铝合金型材,工业铝材,有色金属以及轻型钢结构型材的安装孔,流水槽,锁孔等的加工工序;
The machine is designed for processing launder, milling and mounting hole, lock hole in the aluminum profile and other industry aluminum materials.
最后,采用各项异性的离子束(IBM)加工技术可以通过掩膜来蚀刻孔阵,以制成纳米多孔金属材料。
Last, a technique known as anisotropic ion beam milling (IBM) is used to etch through the mask to make an array of holes, creating the nanoporous metal.
并综合主要模具结构参数对金属流动速度的影响,建立了铝型材挤压模模孔工作带设计计算的数学模型。
The effect of major parameters of die structure on metal flow velocity is integrated and the mathematical model of design and calculation of aluminum profile extrusion die land length is derived.
高取向热解石墨(HOPG)单层及多层纳米孔可作为结构模板合成金属或半导体纳米结构。
Nanometer-size monolayer and multilayer pits on highly oriented pyrolytic graphite (HOPG) can be used as templates to prepare metal and semiconductor nanostructures.
有系绳子的孔的金属钉;登山运动员把它楔入冰里或岩石里当作把手。
A metal spike with a hole for a rope; mountaineers drive it into ice or rock to use as a hold.
小金属轴将被删除,我会钻一个孔,接受雷达轴。
The small metal shaft will be removed, and I ll drill a hole to accept the radar shafts.
本公司主要生产直柄麻花钻头,硬质合金多用直柄麻花钻,金属开孔器,钨合金锯片以及建工钻的专业生产厂家。
This company produces straight-handle twist drill, hard metal multi-aid straight-handle twist drill, metal hole digger , tungsten alloy saw blade, and building drill.
目的:利用大孔螯合树脂建立一种新的中药重金属污染的处理方法。
AIM: To find new methods for heavy metals pollution in traditional Chinese medicine (TCM) with macroporous chelating resins.
激光可以在金属上切割出光洁度很高的孔。但是激光加工的速度慢于冲床。因为激光加工需要沿包围曲线进行。
They can cut cleaner holes in steel, but they are slower than stamping because they need to burn their way around the part.
利用介孔氧化硅薄膜作为模板,通过无电沉积路线在介孔薄膜孔道内合成了高密度钯金属纳米线阵列。
An electroless deposition route was employed to incorporate high density palladium nanowire arrays into the pore channels of mesoporous thin films (MTFs) which served as templates.
所得材料的孔体积、平均孔径随着金属氯化物添加量的增大而增大。
As the content of metallic chloride is increased, the pore volume and pore diameter of the material increase.
热稳定性好、比表面积高、孔壁晶化较好的蜂窝状金属氧化物介孔材料在催化、吸附与分离、传感器等领域有着潜在的应用价值。
Worm_like mesoporous metal oxides with thermal stability, large surface areas and semicrystalline frameworks have a prospect for using in catalysis, sensors, adsorption and separation, etc.
检查呼吸防护口罩的表面是否有破孔、开裂或其他损坏,检查头带,金属鼻夹和鼻垫是否有损坏。
Inspect the respirator for holes, tears or other damages to surfaces, straps, metal nose strip, and nose foam.
公司生产的主要产品有:电锤电钻墙璧开孔器,金属开孔器,木工开孔器,硬质合金钻头等系列。
And the main products we manufacturing are: electric hammer, electric drill, wall hole saw, metal hole saw, woodworker hole saw, cemented carbide drill etc.
气缸盖用的密封垫是用软金属薄片或金属和石棉组成的薄片制成,留出所有的气缸孔、水道孔、气门孔和气缸盖螺栓孔。
Head gaskets are made of thin sheets of soft metal or of asbestos and metal. All cylinder, water, valve, and head-Bolt openings are cut out.
强制性对流是利用金属熔体流过凝固界面上方的内部坩埚底部中心的开孔形成的。
The forced convection was produced by the flow of the liquid through the central opening in the bottom of the internal crucible.
强制性对流是利用金属熔体流过凝固界面上方的内部坩埚底部中心的开孔形成的。
The forced convection was produced by the flow of the liquid through the central opening in the bottom of the internal crucible.
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