把钢瓶暴露于腐蚀性材料，如冰雪融化的化合物。
Expose cylinders to corrosive materials such as ice melting compounds.
这些微小的，密闭瓶，密封在高压力，能抵抗水，油和最腐蚀性材料。
These tiny, airtight vials, sealed under high pressure, are resistant to water, oil and the most corrosive materials.
扩口式管接头是以油、水、气和各种腐蚀性材料为介质的管路系统中的一种连接件。
The flared fitting is a connector in order the pipe line system, in which oil, water, gas and all kinds of corrosive materials are used as the medium.
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