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- oxygen protection room 氧气避毒室
- The paper prensents an automatic temperature control system of anneal stove without oxygen protected by steam with 8031 singlechip,and gives alarm signal of every stage. 介绍了采用8031单片机对蒸汽保护无氧退火炉进行自动控温,对退火过程中各阶段发出报警信号的控制系统。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- She subscribes to an animal protection society. 她捐款给一个动物保护协会。
- We subscribe to an animal protection society. 我们定期捐款给一个动物保护基金会。
- Mars is too dry and poor in oxygen. 火星上面过于干燥,并且缺乏氧气。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- The young in our society need careand protection. 我们社会的年轻人需要受到关怀和爱护。
- He was paying out half his profits as protection. 他把所得利润的一半交给歹徒作为保护费。
- The oxygen react vigorously with the impurity in the iron. 氧气与铁中的杂质发生剧烈的化学反应。
- They lobbied on the environmental protection issue. 他们就环境保护问题在议员中进行了游说。
- A thin jacket is a poor protection against cold. 一件单薄的夹克衫不足以御寒。
- The oxygen workshop caught fire and set off a chain of explosions. 氧气车间着了火,引起了一连串的爆炸。
- The settlers banded together for protection. 移民联合起来保护自己。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- He's devoted his whole life to the protection of the rare animals. 他终生献身于珍稀动物的保护。
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- A thin coat gives little protection against the cold. 一件薄上衣没有什么御寒作用。