查询词典 Oxygen

The mechanism of porous oxygen electrode to accelerate pitting corrosion of bronze ware has been put forwarded.

提出了加速青铜器小孔腐蚀的多孔氧电极机理。

It suggested that the senescence and browning was closely related to the metabolism of active oxygen and phenolics.

这表明果实衰老褐变与活性氧和酚类物质的代谢密切相关。

But because of its high moisture content, high oxygen content and some impurity, biomass tar needs to be purified or modified before using it as bunker oil.

生物质焦油150℃以下下层馏分的主要含量为羧酸类和酚类物质等多种有机化合物，具有较高的综合利用潜力。

And you need torches using oxygen to get hot enough - a regular Bunsen burner or even a "MAPP" gas blowtorch from a hardware store is not hot enough.

并且你需要使用氧喷枪来获得足够的热量--普通的气焊不顶用。

The process of combining with oxygen is oxidation,of which bunting is one type.

与氧结合的过程就是氧化，燃烧就是其中的一种。

It is known that things can burn when they unite with the oxygen of the air.

这句话的意思是：众所周知，当东西与空气中的氧混合在一起时，就可以燃烧。

This invention discloses a new technology for preparing rear earth ionic doped fiber prefabricated rods with DC-RTA technology in a sol-gel method including preparing sol containing necessary doped ions, coating said sol uniformly on the inner wall of the quartz glass tube and burning it under high temperature to coagulate and vitrify them to a doped layer and repeating the above process to form a fiber prefabricated rod by oxygen and hydrogen flame after the doped layer reaches to a designed thickness and the fiber prefabricated rod can be made to various rare earth ionic doped fibers by an ordinary drawbench technology.

本发明属于光纤制造和光纤激光技术领域，具体公开了一种利用溶胶凝胶方法中的DC-RTA技术制备稀土离子掺杂光纤预制棒的新工艺。该工艺步骤包括预先配制好含有所需掺杂离子的溶胶，将该溶胶均匀涂覆在石英玻璃管的内壁后高温灼烧，使之凝结并玻璃化为一层掺杂层。反复上述涂覆灼烧过程，在掺杂层达到设计厚度后由氢氧焰高温收棒形成光纤预制棒。该方法所得到的光纤预制棒可以通过普通拉丝工艺拉制成各类稀土离子掺杂光纤。

Currently 14 existing products, according to campaign is divided into four categories: one category is phosphorus chemical series, to yellow phosphorus, phosphoric acid, sodium tripolyphosphate-based, phosphoric acid, sodium tripolyphosphate of the 50,000 tons / Year; second category is the chlor-alkali series, caustic soda, hydrochloric acid, liquid chlorine, hydrazine hydrate, polyethylene butyral mainly three types of products is manganese, manganese powder, manganese ingots, mainly Electrolytic Manganese, One Electrolytic Manganese annual production capacity of 10,000 tons, manganese ingot processing capacity 15,000 tons / year; four other products, including oxygen, acetylene, such as selenium dioxide.

目前现有产品14个，按系列分为四大类：一类是磷化工系列，以黄磷、磷酸、三聚磷酸钠为主，其中磷酸、三聚磷酸钠各5万吨／年；二类是氯碱系列，以烧碱、盐酸、液氯、水合肼、聚乙烯缩丁醛为主；三类是锰产品系列，以锰粉、锰锭、电解锰为主，其中电解锰年生产能力为1万吨，锰锭加工能力1.5万吨／年；四类是其他产品包括氧气、乙炔、二氧化硒等。

Rescuers had piped in oxygen in a bid to keep the miners healthy and buy time to save them.

救助者们通过输送氧气来使矿工们保持体力健康，并可以获取更多时间营救他们。

Objective To explore the value of hyperoxic fluid treatment in relieve postburn injury by pressed for blood and oxygen.

目的 探讨高氧液在减轻机体烧伤后缺血缺氧性损害治疗中的作用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。