黄铜

Xiang Zhang and his colleagues at the University of California, Berkeley, used 36 precisely machined brass fins to create just such a lens for sound waves.

加利福尼亚周伯克利市大学的张翔以及他的同事用36片经精密加工的黄铜扇叶制作了这样的声波透镜。

The columns crawl through a maze of giant corridors down which fierce snow-fed torrents foam under skies of brass.

该栏目通过一个迷宫巨爬下来走廊百舸争流雪馈洪水泡在天空黄铜。

Welding of copper, silicon bronze and brass.

铜、硅青铜及黄铜焊接用

Welding of copper, silicon bronze brass.

铜、硅青铜及黄铜焊接用

Commonly used as stem materials in pressure-rated valves, silicon bronze has greater resistance to stress corrosion cracking than common brass es.

通常在压力等级阀门中作为阀杆材料使用。在防止金属超压力引起的腐蚀造成的断裂方面，硅青铜比常见的黄铜具有更好的性能。

And its alloys, brass bronze, silicon alloys, Monel Inconel and beryllium. Lead and silver or

对于高压氧气，可以使用不锈钢，铜及其合金，镍及其合金，黄铜青铜，硅合金，蒙乃尔

As the important accessories of seawater pipes system, seawater pump and valve usually made of tin bronze and silicon brass were not able to meet the high reliability requirement for seawater pipes, because they were liable to serious electric coupling corrosion as they were coupled with the currently popularized B10 alloy in sea water.

海水泵阀等附件是海水管系的重要部件，国内常用锡青铜、硅黄铜制造，与目前推广使用的B10合金在海水中偶合时，电偶腐蚀较重，不能满足海水管系对高可靠性的要求。

The company has long been engaged in walking Products Wholesale Wire Cutting used; main products are: Diamond Wire Cutting eyes walking mode / guide wire Tsui, water covered / sprinkler Tsui, ceramic insulation board, marble nose conductive block / give electricity board, take care Using Tension round wire, round round, round wire, catheter threading conductive Silverstrand gears, bearings, cation-anion-exchange resin / French resin walking slowly filter thread cutting / Japan "TOKYO" take care yarn machine filter / EDM Filter / Japan "TOKYO" EDM filter filters Express connectors stainless steel screws, wire walking dedicated fixture / fixtures Motorola, Netherlands powerful magnet than the tables swiss ruby silk copper walking / galvanized copper / Japan's "Sumitomo"/"OKI"/"KHS" copper / brass Electricity JAPAN TOA-class silk / Japan OKI galvanized wire line walking slowly dieMaterials SKD-11, SKH-9RHV600, JAPAN NC derusting agent K -200, KC-12, WD-40 anti-rust oil, rust-proof water NOVOTEC Germany than Israel, Block Table, Switzerland EROWA Fixture

公司长期从事慢走丝线切割常用产品批发；主要产品有：慢走丝线切割钻石眼模/导丝咀，水盖/喷水咀，陶瓷绝缘板，大理石机头导电块/给电板，慢走丝用张力轮，出线轮，引线轮，，穿线导管导电银线齿轮，轴承，阴阳离子交换树脂/法国树脂慢走丝线切割过滤器/日本&TOKYO&慢走丝机过滤器/火花机滤芯/日本&TOKYO&火花机过滤器过滤器快速接头不锈钢螺丝，慢走丝专用夹具/万力治具，荷兰强力磁石瑞士红宝石较表慢走丝铜线/镀锌铜线/日本&住友&/&OKI&/&KHS&铜线/日本TOA黄铜电级丝/日本OKI镀锌线慢走丝模具五金材料SKD-11，SKH-9RHV600，日本NC除锈剂K-200， KC-12，WD-40防锈油，德国NOVOTEC防锈水以色列较表座，瑞士EROWA 夹具

Above it is the early version of the Mle 1886 bayonet 'Rosalie', with German silver hilt and quillion; below is the later version with a brass hilt and no quillion.

以上是1886年的MLE的刺刀'罗萨莉'与德国银柄和quillion；下面是用黄铜刀柄，没有quillion更高版本的早期版本。

Company produces wire mesh products are: Fence, road Fence, Rail Fence, Airport Fence, protective mesh, stainless steel wire mesh, partnership network, conveyor belt, decorative mesh, welded mesh, square wire mesh, window screening , black cloth, brass, hexagonal wire netting, expanded metal mesh, super-wide screen (width 0.6 m-8 m wide); polyester molding network, network dry polyester, metal mesh curtains and other special products.

本护栏网厂一直致力于行业内新技术的革新，完善的检测设备，产品有：护栏网和气液过滤网，方眼网，窗纱，黑丝布，黄铜网，六角网，钢板网，超宽丝网，公路护栏网，铁路护栏网，机场护栏网，防护网，不锈钢丝网，合股网，输送带，装饰网合钢格板，电焊网；聚酯成型网，聚酯干网，金属窗帘等特殊丝网产品

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。