يرجى المساعدة بسرعة

[steve89z]

مرحبا
انا اسمي ستيف
لو سمحتو في عندي نص عبارة عن اربع مقاطع ومطلوب مني انو طالع من كل مقطع فكرة رئيسية و اكتر من فكرة ثانوية
يرجى المساعدة وبشكل فوري وياريت يكون مع الترجمة
هي النص ولكم جزيل الشكر


1
computers can help students perform mathematical operations and solve difficult questions.they can be used to access the internet ,teach courses such as computer-aided design , language learning , programming ,mathematics,etc.
PCs (personal computers)are also used for administrative purposes:for example,schools use databases and word processors to keep records of students, teachers and materials.
2
rase organizers and journalists rely on computers to provide them with the current positions of riders and teams in both the particular stages of the race and in the overall competitions.
workstations in the race buses provide the timing system and give up-to-the- minute timing information to TV stations .in the press room several PCs give real-time informations on the state of the race.computer databases are also used in the drug-detecting tests for competitors.
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3
computers store information about the amount of money held by each client and enable staff of access large databases and to carry out financial transactions at high speed.they also control the automatic cash dispensers which ,by the use of a personal coded card ,dispense money to clients.

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4
airline pilots use computers to help them control the plane.for example ,monitors display data about fuel consumption and weather conditions.
in airport control towers ,computers are used to manage radar systems and regulate air traffic.
on the ground,airline are connected to travel agencies by computer.travel agents use computers to find out about the availability of flights ,prices,times,stopovers and many other details.