operation n. 1.动作,行动,活动;业务,工作;作用。 2.效果,效力;有效范围,有效期间。 3 【工业】工序;开动,运转;操作,运用;施行,实施。 4.【数学】运算;【医学】手术;【军事】〔常 pl.〕军事行动,作战;〔pl.〕【航空】地面指挥所;【商业】(资金的)运用;交易;投机买卖;〔美国〕经营。 operation of breathing 呼吸作用。 regulations for technical operations 技术操作规程。 directing operation 【火箭】控制程序。 the operation of a machine 机器的运转。 a capital operation 大手术。 four operations (算术的)四则,加减乘除。 a base of operations 作战根据地,作战基地;策源地。 a plan of operations 作战计划。 main operations 主力战。 operations on exterior [interior] lines 外线[内线]作战。 come [go] into operation 开始工作,开始运转;生效。 in operation 活动着;运转着;施行着。 perform an operation (on sb. for a disease) (给某人)动(外科)手术。 put into operation 实施,施行。 undergo an operation 受手术。
Existing problems and improving measures during centrifugal compressor operation 离心压缩机运行中存在的问题及改进措施
Fini air treatment , recommended for the most demanding professional uses , is composed of refrigerating dryers , filters for separating impurities , condensate drain cocks , water - oil separators , tanks , and all other components necessary for optimising compressor operation Fini空气处理系统,由冷藏干燥器组成,用过滤器分开杂质,立式冷凝物排出管,水油分离器,气罐和其他空压机必须的零部件组成,建议使用在大多数要求苛刻的专业用途。
By using a same boundary dimensions high efficient and new type copper exchanger substituted carbon steel oil condenser , and increasing flow rate of circulation water to reduce the temperature of freezing oil which feeds into compressor stage , to eliminate the malfunction during compressor operation , and improve running efficiency of the machine 采取将碳钢材质的油冷却器更换成等外形尺寸的高效新型铜管换热器、增加循环水流量的方法,降低了进入二段压缩机冷冻油温度,排除了压缩机运行中的故障,改善了机组的运行效率。