改造，改变 meaning in Chinese

alteration

After the modification , the characteristic of outlet water of the spray nozzle is changed and the outlet temperature of the cooling water from the spray nozzle is decreased . as a result , the coal consumption is reduced and the efficiency of the steam turbine is better
通过对喷溅装置的改造，改变了喷头的出水特性，从而降低了冷却水出水温度，提高了汽轮机真空和汽轮机热效率，降低了煤耗，提高了机组运行的经济性。
The state - owned communications companies , just ending their transition from planned economy , have to be strict with their self - remolding in matters including market research , product development , marketing , service acceptance , service activation , maintenance , trouble reporting and shooting as well as billing and accounts . in addition , they should also solve all customers dissatisfaction and accomplish the transition from only doing tasks assigned by the state to the self - recognition of being service companies
作为刚刚从计划体制转型的国有企业，通信企业在市场调研、新通信产品开发、市场营销、业务受理、业务开通、业务维护、故障申告与处理、计费帐务等环节，需要精益求精地实现自我改造，改变所有用户不满意的地方，真正实现从"任务型企业"向"服务型企业"的转型。