Technical_English_3_-_WB (Technical_English_3 WB тетрадь), страница 2

Underline the correct a1temativesin the specification chart.IIOperating frequency375 kilohertz / 3 7.5 kilohertzMaximum operating depth14,000 fee t / 40,000 feetFrequency of transmission of signalonce every 30 seconds / once per secondDuration of signal13 days / 30 daysShelf-life of battery6 months / 6 yearsMethod of transporting FDR if it has been in waterin a container of ice / waterShape of beaconcylindrical/ conicalIColour of FDRorange / blackI2Complete the description of hO\ an FOR's locator beacon \ orks.of one of the words in each pair for each gap.activate/deactivate attach/detach manually/automaticallyrelease/fastensink/float winch up / lower.IIIIse the correct formrece iveltransmitThe circular memory units with the flight data are tored in a large rigid cylinder thatis (1) fa stened onto the base of the f DR. The fDR is usually mounted in the tailsection of the plane. In an accident, it becomes (2)from i mounL Thereis a submergence sensor on the side of the FOR· beacon.

\ nen water touches thethe beacon (4)The beacon cansensor, this (3)(5) .signals under water and above ground. Because or the ,.eigh of theFOR, it does not (6)on the surface of the water. but comes 0 res on theseabed. Nter a diver has located the FOR on the seabed. it· C) _____and transported to the computer lab for analysis.<~'3Join these pairs of sentences into single sentences.to replace the words in italics.se who. U:hich. u ere.

from u:hereExample: I .. . TWA Flight 800, which crashed ...12345678A serious air disaster occurred with TWA Flight 800. It crashed into the .in 1996.The accident was caused by a build-up of fuel vapours in a fuel tank.. It exploded..Twelve minutes after take-off, the last radio transmission was recefi·ed at 80s OILHere the weather was fine.The explosion was seen by another pilot. He was flying in the area at the time.The other pilot landed at Boston airport.

From here he contacted the air crashinvestigators.An air and sea rescue was conducted in the area. This lies off the coast ofNew York State.The FOR was recovered a week later by divers. They \ ere guided to it by anemergency beacon.The wreckage was transported to the shore. From here it \ as taken awayfor examination.S\slemS13 Operation1Describe the procedure for evacuating an aircraft. Complete the instructions, using theverbs in the box. Then match the instructions to the pictures.ensurefasteninflateplacepullpushreleaseremoveABCDEFGHslideBEFORE CRASH-LANDING1Place234Do notyour life vest over the head. ~the straps around the waist.

_the life vest while still in the aircraft. _high heels and sharp objects. _5678your seat belt. _that there is no fire outside the emergency exit. _down the red door lever, andthe door outwards. _When the slide is inflated, jump onto it anddown. _2 &.jW Usten to a demonstration of a life raft and underline the correct details.1 Capacity: 4 18. 112 people2 Inflation: automatic 1 manual3 Storage: in vinyl bag 1 in rigid container3 .

..jW12346~.;AITER CRASH-LANDING4 Stability: can 1 cannot turn upside down5 Stability: can 1 cannot right itselfUsten again and complete the notes about the life raft.Construction:inffatedcanopy (to keep out the water); _ _ _ _ _ floorand canopy (to keep the occupants warm); waterlights on canopy;s stem for collecting _ _ _ __Inflation: inflation triggered _ _ _ _ _buoyancy chambersof the raft; inflation forcestheinflated, to make thecarrying bag; inflation time: _ _ _ __Stabilisation:chambers fill with water; upper chamber fills throughportholes in the chamberchamber fills through a_ _ _ _ _ valve, whichwater in, but not out.Survival: people in Hfe rafts have survived hurricane conditions without capsizing(\ aves of >metres, winds of >kph).

If capsizingoccurs hle raft selfimmediately.4 Word listNOUNS (rescue)NOUNSIVERBSADJECTIVES(transmission)antenna /antennas (plural)activatefree-floatingcarry outgeostationaryflaredata (no plural)convertpolarlife raftemergencydetachunseensurvivorground stationejectvisiblevesselhydrostatic releaseunit (HRU)ensureADVERBSfloatautomaticallylever anninflatemanuallybeaconcoastguard1..,F:magnetlocatePREPOSITIONALmegahertzprocessPHRASEradio beaconreleaseout of rangetabsubmergewavelengthwinchUnderline the one word which makes a compound noun with each word in bold.1 satellite beacon signal wavelength2 low-altitude centre orbit station3 radio data power frequenc4 operating range length pov er5 air-sea range beacon rescue6 safety device antenna centre7 rescue beacon team signal2 Complete this paragraph, using the compound nouns in the box.rescue centre ground station national centrerescue team radio signal satellite signalsemergency beaconWhen the (1) emergency beacon switches itself on a signal is sent to one or moresatellites.

A (2)is then transmitted back to Earth 0 then(3). The (4)are processed at the ground _and converted into useful data. This data is then passed on to a (5) _ _ _ _ _ _ __The information about the location is forwarded to the nearest (6) _______--,where a (7)is sent out to look for the crashed hip or plane..3 Label the pictures with nouns from the Word list.2356antenna41 Future shapes1 Complete this crossword.12I3456789I1011a mix-ture of two types of material234;)the industry that designs and buildsplanes and space vehiclesa plastic composite (2 words)the main part or body of a planea plane or other vehicle that can fly6 the material that is the topic of thisunit78the horizontal part of a bridgea written document on a particularsubject9 to buildlOa structure built over a river, road orrail track11 a skilled person who designs, buildsor maintains machines, engines,railways, etc.ertical w ord: to make2Rew rite these sentences to give the same meaning, using the words in brackets.Example: I The government will definitely cancel the manned space explorationprogramme.1 It's certain that the government will cancel the manned space explorationprogramme.

(definitely)2 They will probably provide more money for robotic exploration of the solar system.(likely)3 It's unlikely that scientists will develop new heavy-lift rockets in the near future.(probably)4 It's definite that they will extend the life of the International Space Station beyond2020. (certainly)5 It's likely that they will ask commercial firms to playa bigger part in future.(probably)6 It's possible that space travel to low-Earth orbit will become more affordable.(possibly)2.. -- -.~.12 Solid shapes1Match the parts 1-7 used during the injection moulding process with thedescriptions a-g.12345672-L pellets______meltheaterrotationnozzlemouldcavitya) an electric- or steam-heated device \J hich warms thecylinderb) turning with a circular motion around a central pointc) to change from a solid to a liquid stated) an empty spacee) a small hole through which soft plastic is pushedf) small pieces of dry plastic used in the procesg) a hollow container in two halves used to shape a materialRead the text below about the process of rotational moulding.

Put the pictures inthe correct order. Complete the text, using the active or passive fonn of the \'erb inbrackets. One gap can be filled with the active or passive of the verb.AO.F"RemovalDOCCoolingE[JJ~o0MeltingMooIoPlasticLoadingRotational moulding is a high-temperature, low -pressure plastic forming process. 1(1)uses(use) heat and rotation (along two axes) to produce hollow.one-piece parts. The process is simple, but slow.

It (2)(use) ormaking large, hollow objects like oil tanks.A quantity of plastic raw material, usually in powder form, (3) _ _ _ _ _ _ __(heat) in an m-en wtrue it(load) into the mould. The mould (4)(5)(rotate). The plastic raw material (6) _ _ _ _ _ __(melt) and (7)(coat) the inside surface of the mould_When the inside of the mould (8)(coat), it (9) _ _ _ _ _ __(coo!), usually by a fan.

The cooling process takes between 10 and 20 minutes.depending on the size of the part and the thickness of the coating. As it(10)(cool), the moulded object (11)( hrink)and comes away from the sides of the mould. This makes it easier to take out theobject at the end of the cooling process.At the end, the object (12)cool enough to handle.(remove). By this stage, the object i3 Hollow shapes1 Change these verbs to nouns and write them in the table.blow cast close cool eject expand extrudeinflate melt move roll rotate transfer-ing:heatblowing,-ion:2-ment:-er:-ure:no change:-I ·Listen to this talk about vacuum forming.

Tick the objects that are used in theprocess.D hopper D powder Dcylinder D mould with holes D solid mould Dheater D pellets D thermoplastic sheet Dair pump3 Listen again. How does the speaker describe the four stages of the process? Write thenames of the stages for each illustration. Label the parts a-d with the things that youticked in 2.2 _ _ _ __3 _ _ _ __4 _ _ _ __.~.;4]0Listen to the talk again and complete the notes.4 Word listVERBS (moulding)NOUNS (moulding)I: VERBSCOMPOUND~NOUNScloseclosureadjustblow mouldingcompresscompressionconstructinjection mouldingejectejectioncoolmetal-rollingexpandexpansiondesignpressure-die castingextrudeextrusionmanufactureNOUNSheatheatermeltfi breg lassinflateinflationpropelfuselageinjectinjectionshapeADJECTIVESmouldmouldsoftenmoltenrotaterotationprotectivetransfertransferspecifiedunspecifiedPHRASEunder pressure1Rewrite these sentences in the passive .