电气工程及其自动化专业英语教学课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Grammar Features(语法特点),客观性(Objective)、准确性(accuracy)和精练(conciseness),(1)广泛使用被动语态,(2)广泛使用非谓语形式,(3)省略句使用频繁,(4)It句型和祈使句使用频繁,(5)复杂长句使用频繁,(6)后置形容词短语作定语多,Grammar Features,语法特点,(1)广泛使用被动语态(客观性),主体多为客观的事物、现象和过程,在叙述推理过程中切忌加,进作者个人的主观臆断;,中心是客观现象及事物本身,而非动作的发出者,把论证说明的对象,置于句子主语的位置,既能突出中心,又能吸引读者的注意。,1)Electricity can be measured in amount and quality,电可以用数量和质量来度量,2)Instrument transformers are installed on the high-voltage equipment,互感器安装在高压设备上,Grammar Features,语法特点,3)Electric power is generated in power generating stations or plants,电能是在发电站或发电厂产生的,4)The meters are calibrated and the scale is designed to read the value of,the desired unit,这些仪表可以被校准并且设计了不同的量程,以便读出期望的数值,Grammar Features,语法特点,(2)广泛使用非谓语形式,(精炼),非谓语动词在勺子中可以起到名词,形容词或副词作用,动词的非谓,语形式分为动名词,分词,动词不定式,动名词,v用动名词短语取代时间从句或简化时间陈述句,)The signal should be filtered before it is amplified,The signal should be filtered before being amplifie,放大信号前,应先对其进行滤波,2)An obje,hot.It is placed in the,Once being placed in the sun,an object becomes hot.,物体放置在太阳下会变热。,Grammar Features,语法特点,3)We must do various experiments before a new electronic product is,designed,Before designing a new electronic product we must do various,experiment,在设计一个新的电子产品之前,我们必须做各种实验,