查询词典 ferrochromium

A hard, steel-gray metal that takes a high polish, it is used in alloys (e.g., ferrochromium, steel, stainless steel) to in cr ease strength and corrosion resistance.

铬是质硬、可高度拋光的青灰色金属。加入合金中可提高其强度和耐腐蚀性。

A hard, steel-gray metal that takes a high polish, it is used in alloy s (e.g., ferrochromium, steel, stainless steel) to increase strength and corrosion resistance.

铬是质硬、可高度拋光的青灰色金属。加入合金中可提高其强度和耐腐蚀性。

To smear solder flux paste or colophony on the PCB board of the dismantlement of BGA, remove the tin of welding plate of PCB board with ferrochromium

在拆除BGA的PCB板焊盘上涂上助焊膏或松香水，用电铬铁将PCB板焊盘上的锡去除

The practice is introduced for producing extra-low carbon ferrochromium with Perrin process of adding some silico-chromium to reduce FeO in molten chrome ore-lime to increase the ratio of Cr/Fe , and producing high chromium products (Cr≥72%) with this melt.

介绍了波伦法冶炼微碳铬铁过程中，先加入部分硅铬还原铬矿-石灰熔体中的Feo，以提高Cr/Fe；然后用此熔体生产出含Cr≥72％的高铬产品的生产实践。

Most ferrosilicon electric furnaces are open stove. Ferromanganese and ferrochromium electric furnaces which are closed-end are little.Large quantities of plume and dust which are seriously polluted to the atmosphere environment and natural ecological environment are emitting into the sky over the factory areas.

硅铁电路绝大部分还是敞口炉，锰铁和铬铁电炉已封闭的尚属少数，厂区的上空还大量散发烟尘对大气环境和自然生态环境的污染十分严重。

Ferrochromium soldering :power keep no more than 40W,tip temperature should not pass 280 oC,soldering time within 3 second, welding position and lens should keep 1.6mm distance at least

铬铁焊接时铬铁功率不要超过40W，尖端温度不要超过280 oC，焊接时间不要超过3秒，焊接位置最少与胶体保持1.6mm距离。

The TiC/Cr18Ni8 steel bonded carbides were in situ synthesized by vacuum sintering with mixed powders of iron,ferrotitanium,ferrochromium,colloidal graphite and nickel as raw materials.

钢结硬质合金是以钢为粘结相，以碳化物为硬质相，采用粉末冶金方法制备的一种介于工具钢和普通硬质合金之间的铁基复合材料。

TiC/Cr19Al3 steel bonded carbides were prepared by in-situ synthesis taking ferrotitanium, ferrochromium, iron, carbon powders as raw material, and the microstructure of the steel bonded carbides was analyzed.

以钛铁粉、铬铁粉、铁粉、胶体石墨等为原料，原位反应生成TiC/Cr19Al3钢结硬质合金，并对所制备的试样进行组织结构分析。

Using carbon, iron, silicon, ferrochromium, ferrotitanium and nickel powder as the raw materials, chromium carbide/Fe-based composite coatings with an even and smooth surface were prepared by vacuum reactive braze coating, which combined with a mild steel substrate by a metallurgical bonding.

以纯铁粉、硅粉、硼铁粉、铬铁粉、胶体石墨及镍粉为原料，通过真空反应钎涂在低碳钢基体上制备了碳化铬／铁基自熔合金复合涂层，涂层表面光滑、平整且与基体为冶金结合。

The technological experiments of dephosphorization of the C-saturated medium ferrochromium Cr (≈ 10％)- Fe- Csat- P(≈ 0.1％) with halide flux were performed.

通过各种脱磷剂对Cr(≈10％)FeCsatP(≈0.1％)中铬铁水进行氧化脱磷实验，测定了金属中随时间变化及实验渣系的脱磷率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。