第二-三讲商务信函的书写规范及训练.ppt

商务信函书写规范及训练 warming up Translation CN to EN: 1.额定电压\频率\绝缘水平\正常电流\线路充电电流 2.短路开断电流\短路关合电流\ 3.线路充电开断电流\电缆充电开断电流\小电感开断电流\异相开断电流\ 4.短路电流持续时间\值和相关特征\ 5.操作顺序\时间值\瞬时回复电压\分闸合闸时间\开断关合时间\负荷条件\ key to rated... 1.Ratedvoltage\insulation level\normal current\line charging current 2.ratedshort-circuit breaking current\short-circuit making current \ 3.ratedline-charging breaking current\cable-charging breaking current\small-inductive breaking current \out-of-phase breaking current\ 4.ratedduration of short-circuit\values and relative characteristics\ 5.ratedoperating sequence\time quantities\TRV(transient recovery voltage)\openingclosing time\break make time\load condition Sentence Translation CNtoEN 这款ZS8N 铠装金属封闭开关柜由4个小室： 断路器室 母线室 电缆室 低压室组成，总体外形尺寸 高：2300mm，深1800mm,宽800mm. 可在机械、电子、烟草、纺织、造纸等轻工系统应用。 key to the first sentence This ZS8N Metal-clad switch-gear composed of four Four compartments (VCB, busbar, cable terminal and LV) with overall dimensions (H2300mm,D1800mm and W800mm) can be applied to light industry systems such as mechanics,electrics,tobacco,textile and paper making etc. 2.这套智能化开光关柜系统主要技术参数如下： 额定电压 kV 12 额定雷电冲击电压 kV 75 额定工频耐受电压 kV 42 额定短时耐受电流（4sec） kA 25 额定峰值耐受电流 kA 63， 内部电弧耐受能力（1sec) kA 31.5 主母线电流 A ~4000 分支母线电流 A 630，1250 以上技术配置，可满足机场、港口等运输行业使用。 key to second sentence The main parameters of this intelligentialized \digital switchgear system which can be met the requirements of airports,harbors etc.are as follows: rated volts12kV; rated power frequency withstand voltage75k; reted short-time withstand current 25kA(4sec.); reted peak withstand current63kA; internal arc withstand capacity\endurability31.5kA(1sec); main busbar current :4000A; branch busbar current 630A. 商务信函的构成要素 Correct Usage of Spacing Margins Indentation Typeface Page Numbers The Layout of Business Letter (detail) standard parts（基本部分） the letterhead 信头 the inside address 封内地址 the date 日期 the salutation 称呼 the body of the letter 正文 the complimentary close 礼貌结束语 the