假设照明迈克耳逊干涉仪的光源发出波长为λ1和λ2的两个等振幅的单色光波,λ1+Δλ,且,这样当平面镜M1移动时,干涉条纹呈周期性地消失和再现,从而使条纹可见度作周期性变化。试求:
第1题
A.truth
B.false
C.sham
D.phony
第2题
Of course, our ______ relationship is good, but business is business. (person)
第3题
If a person is late for business meeting, he may ______.
A.be fired
B.be criticized by his boss
C.be required to apologize
D.be made to pay
第4题
[Workshop]
How to Start a Business
02-14-2007
Elliot Center (in the IT Business Center)
at noon to 2 p.m.
Price: Free
This introductory workshop offers an overview of the information you need to start a business. Learn how to conduct feasibility studies and develop business plans; and how to obtain the necessary licenses and permits to be a legal business in Pinellas County.
Who is most likely to be interested in the workshop?
A.A person interested in retail business.
B.A person interested in learning business law.
C.A person interested in IT business center.
D.A person interested in starting a business.
第5题
第6题
If a person is late for business meeting, he may ______.
A.be fired
B.be criticized by his boss
C.be required to apologize
D.be made to pay
第7题
If a person is late for business meeting, he may ______.
A.be fired
B.be criticized by his boss
C.be required to apologize
D.be made to pay
第8题
Which of the following courses can be learned by the same person?
A.Basic Studies and Standard Spoken English.
B.Intermediate Spoken English and Basic Business English.
C.Standard Spoken English and Basic Business English.
D.Intermediate Business English and TOEFL Super Studies.
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