Petroleum, gas and chemicalprocess operators monitor and operate petroleum, petrochemical and chemical plants and monitor, adjust and maintain processing units and equipment in these plants.
Once the system/chemical compatibility has been established, the system to be passivated should be isolated from existing systems, processequipment, utility tie-ins, etc.
一旦系统/化学配伍性建立了，将进行钝化的系统应和现有的系统、加工设备、连接的公共设施等隔离。
3
Boiler is an indispensably important power equipment in industrial process of chemical, oil and power generation.