词汇	letdown heat exchanger
释义	letdown heat exchanger 减速热交换器
随便看	single-acting atomizer single acting autoreclosing single-acting brushing machine single acting centrifugal pump singleacting compressor single acting compressor single-acting compressor single acting control valve single acting cross head type engine single-acting cross head type engine single acting cylinder single-acting cylinder single acting cylindrical cam single-acting cylindrical cam single acting die single-acting diesel engine single-acting disk harrow single acting dobby single-acting dobby single-acting door singleacting engine single acting engine single-acting engine single-acting fuel supply pump single acting hammer