Bài giảng Tiếng Anh chuyên ngành Viễn thông - Unit 2 (part 2): Component values

TASK 1


TASK 2


NOTE
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additional /ə'diʃənl/
refer/ri'fə:/
prefer/pri'fə:/
produce/prɔ'dju:s/
sell/sel/
resistance /rɪ'zɪstəns/
exist/ig'zist/
chaos/'keiɔs/
cost/ kɒst/
greatly/´greitli/

actual/'æktjuəl/
reach/ri:tʃ/
equally/'i:kwəli/


NOTE
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limit /'limit/
range/reɪndʒ/
illogical/i´lɔdʒikl/
sight/sait/
stem/stem/
extreme/iks'tri:m/
adjacent/ə'dʤeizənt/
thereby/,ðeə'bai/
cover/'kʌvə/

overlap/¸ouvə´læp/
normally/'nɔ:məli/
available/ə'veiləbl/
decade/'dekeid/
step/step/


TASK 3


TASK 3


TASK 3
• 1. Resistor are coded with coloured bands to
ease the problem of marking such small
components.
• 2. There would be chaos and the costs would
be greatly increased.
• 3. Between 56,000Ω ± 10%, i.e 50,400
Ω to 61,600 Ω
• 4. Because they will sell resistors more
cheaply.


NOTE
• information/,infə'meinʃn/
• system/'sistəm/
• voltage/'voultidʤ/

NOTE
• technical/'teknikl/
• multiplier/´mʌlti¸plaiə/


TASK 4


TASK 4


TASK 5

• identify /ai'dentifai/


TASK 5

• European/,juərə'pi:ən/
• classify/'klæsifai/
• seminconductor
/¸semikən´dʌktə/
• involve/ɪnˈvɒlv/

• alphanumeric
/,ælfənju:'merik/
• employ/em'plɔi/
• letter/'letə/
• figure/'figə/

• special/'speʃəl/
• significane/sig´nifikəns/


TASK 5

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material/mə´tiəriəl/
germanium/dʒə:´meiniəm/
silicon/´silikən/
gallium arsenide /,gæliəm/
photodiode/ˈfoʊtoʊˌdaɪoʊd/
etc (et cetera) /et setərə/


TASK 5

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application /æplɪ'keɪʃn/
varicap (variable – reactor) = varactor
tunnel /'tʌnl/
photovoltaic /ˌfoʊtoʊvɒlˈteɪɪk/
rectifier /´rekti¸faiə/
varactor /vɛə´ræktə/


TASK 5

• case /keis/
• specialize/ˈspɛʃəˌlaɪz/
• particular/pə´tikjulə/

• appear/ə'piə/
• denote/di´nout/


TASK 5


TASK 5

• statement/'steitmənt/
• relative/'relətiv/
• clause/klɔ:z/

• define/di'fain/
• essential/əˈsɛnʃəl/
• sentence/'sentəns/

TASK 5

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accurate/'ækjurit/
expensive/iks'pensiv/
contain/kən'tein/
comma/'kɔmə/

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carry/'kæri/
insessential/¸ini´senʃəl/
separate/'seprət/
rest/rest/


TASK 5

• explain/iks'plein/

NOTE
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carbon/´ka:bən/
consider/kən´sidə/
ceramic/si'ræmik/
resistive/ri´zistiv/
element/ˈɛləmənt/
rod/rɔd/
wire/waiə/
cap/kæp/
force/fɔ:s/
metal/'metl/

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spray/sprei/
sealing/´si:liη/
compound/'kɔmpaund/
italic/i´tælik/
omit/ou'mit/
whatever/wɔt´evə/
necessary/'nesəseri/
order/'ɔ:də/
punctuation/¸pʌηktju´eiʃən/


TASK 6


TASK 6

• compress /kəm'pres/
• graphite /'græfait/
• apply /ə'plai/

• coating /'koutiη/
• insulate /'insjuleit/


TASK 6

• contact /kɔntækt/

• attach /ə'tætʃ/
• designer /di'zainə/