查询词典 foundry iron

The experimental results indicated that the longer the po uring intervallic time of the two kinds of molten metal and the higher the heigh t of the molten iron to pour into the tip of dipper teeth , the narrower its tran sitional zone will be, on the contrary, the wider its transitional zone will be.

用不同粘度的流体通过水力模拟的方法近似地描述了双金属斗齿过渡区的混合状态。试验结果表明：两种液体浇注的间隔时间越长，先浇入的铁液液面越高，过渡区越窄；反之，过渡区越宽。生产中为了保证过渡区双金属的结合质量，应控制较高的铁液液面高度及一定的双液间隔时间

An "indicator" condition for nickel excess which is quite distinct from yellow-green or yellow interveinal chlorosis caused by simple iron deficiency.

镍中毒的燕麦叶片：脉间几乎都是带有斜斑的白带；镍过剩的显示症状不同于由单独缺铁引起的脉间褪绿黄绿化或黄化。

Pentek filter systems offer multistage, reverse osmosis, in-line, countertop, shower and faucet filter options, while Pentek specialty products and processes such as ultraviolet, bromination, iodination, and radial flow iron reduction increase our ability to meet specialized needs.

pentek过滤系统提供了多级，反渗透，在网上， countertop ，淋浴和水龙头过滤选项，而pentek特种产品和新工艺，如紫外线，溴化，碘化，并径向流还原铁增加我们的能力，以满足特殊需求。

A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a dry-in-place aqueous acidic liquid comprising: a component of anions, each of said anions consisting of at least four fluorine atoms and at least one atom of an element selected from the group consisting of titanium, zirconium, hafnium, silicon, and boron, and, optionally, ionizable hydrogen atoms, and optionally, one or more oxygen atoms; a component of cations of elements selected from the group consisting of cobalt, magnesium, manganese, zinc, nickel, tin, zirconium, iron, and copper; the ratio of the total number of cations of this component to the total number of anions of component being at least 1:5; sufficient free acid to give the composition a pH in the range from 0.5 to 5.0; a component selected from the group consisting of phosphorus-containing inorganic oxyanions and phosphonate anions; and a component selected from the group consisting of water-soluble and water-dispersible organic polymers and polymer-forming resins and, preferably, also including a component selected from the group consisting of tungstate, molybdate, silicotungstate, and silicomolybdate anions.

通过对包含以下成分的含水酸性液体进行干燥，可以在金属上形成无铬的转换涂层，该涂层与普通铬酸盐转换涂层相比，至少在抗腐蚀质量上等效：$_一种阴离子成分，所述各个阴离子包括至少4个氟原子，至少选自钛、锆、铪、硅与硼元素中的1个原子。任选地可离解的氢原子，任选地1个或多个氧原子；$_一种选自钴、镁、锰、锌、镍、锡、锆、铁与铜元素的阳离子成分，上述成分的阳离子总数与成分内的阴离子总数之比至少为1∶5；$_足够的游离酸以使该组合物的pH值在0.5～5.0的范围内；$_一种选自含磷的无机含氧阴离子与膦酸盐阴离子的成分；$一种选自水溶性与水可分散性有机聚合物与聚合物形成的树脂的成分，优选还包括一种选自钨酸盐、钼酸盐、钨硅酸盐与钼硅酸盐阴离子的成分。

Use steel emery to treat steel cast iron and other irony metal; use quartz sand to treat stainless steel, Alminium, Zinc or other ironless metals.

对于金属表面的防锈油、油质等，可使用溶剂（如丙酮、120#以上高标汽油或95%浓度的酒精）浸泡或冲洗进行脱脂。

Objective To reveal the changes of metablism of zinc, copper, iron and magnesium in experimental animal bodies and their effects caused by irrigative fast.

目的 揭示禁食应激对实验动物体内锌、铜、铁、镁离子代谢的变化规律和作用。

The neural network's outputs included the corrosion-inhibition efficiencies of isoquinoline and its hydroxyl and carboxyl derivatives for iron electrode in HCl solution or electrode parameters which were determined with electrochemical methods in 1.0 mol·dm-3 HCl solution at 30℃.

以缓蚀剂分子氮净电荷、自由价、亲核前沿电荷密度等量子化学参数为输入变量，考察了异喹啉及其羟基、羧基衍生物在30℃，1.0mo1·dm~(-3)HCl溶液中对铁的缓蚀效率，建立了相应的预测模型。

The phase transition process of isothermally quenched ductile iron was investigated,the author's opi...

研究了等温淬火球铁的相变过程，指出了对等温淬火球铁组织命名的看法。

In order to measure the hardness of a special phase transformed in middle temperature from austenite,some 0 1mm thick pure iron sheets,nitrided at 640℃ and then isothermally treated at 225℃,were prepared for hardness test on the transverse section by using FM 700 micro hardness tester.

为了测定高氮奥氏体特殊的中温转变产物的硬度，用 0 1mm厚的薄片状纯铁试样于 6 4 0℃渗氮，获得高氮奥氏体，随后在 2 2 5℃等温至完全分解。

The support of TPN at least for 7 days in gastric cancer patients with significant weight loss and severe malnutrition going to receiving operation maintained the nutritional status and prevented continuous weight loss. The early enteral feeding through jejunostomy tended to increase serum hemoglobin, hematocrit, and iron levels to prevent deterioration from anemia. Additionally, nutritional support gradually improved the immune function of gastric cancer patients by increasing total lymphocyte counts.

对於准备要接受胃癌手术体重明显减轻的严重营养不良病患，给予七天以上的全静脉营养支持，可维持病患之营养状况且避免体重持续减轻；术后透过空肠造口给予早期肠道营养支持，对於血清中的血色素与血比容和铁质有助上升趋势，避免贫血情况恶化；由总淋巴球数的增加发现营养支持可以渐渐恢复病患之免疫功能。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48