A．排放水/15ppm B．排放水/1ppm C．尾跡流/15ppm D．尾跡流/1ppm
A．調(diào)節(jié)淡水泵出口閥開度控制水量 B．調(diào)節(jié)淡水泵進口閥開度控制水量 C．控制海水出口溫度不應(yīng)超過45～50℃ D．控制海水進口溫度不低于25℃
A.Production of high salinity distillate B.Seawater feed temperature below 165℃ C.A leak in the first stage demister D.A cracked distillate pump vent line
A．Ⅰ＋Ⅱ＋Ⅲ＋Ⅴ＋Ⅵ B．Ⅰ＋Ⅱ＋Ⅳ＋Ⅴ＋Ⅵ C．Ⅰ＋Ⅲ＋Ⅳ＋Ⅴ＋Ⅵ D．Ⅰ＋Ⅱ＋Ⅲ＋Ⅳ＋Ⅴ
A.center of gravity is lowered B.center of buoyancy is lowered C.reserve buoyancy is unchanged D.hull freeboard is increased
A．單級活塞式啟動閥 B．平衡活塞式啟動閥 C．錐形活塞式啟動閥 D．分級活塞式啟動閥
A.lowering brine discharge density B.decreasing the absolute pressure of each stage C.increasing the saltwater feed heater temperature D.increasing the pressure at the spray pipe
A.dry bulb temperature B.wet bulb temperature C.dew point D.dry point
A.僅僅是Ⅰ B.Ⅰ和Ⅲ C.Ⅰ和Ⅱ D.僅僅是Ⅱ
A.可實施針對性的視情和適時維護 B.起動加速性好、制動快、正倒車速度切換快 C.全面提升船舶信息化、智能化、自動化水準(zhǔn) D.冗余度大，可靠性強
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