Switching
Date: 2015-10-07; view: 448.
MPLS
Unit 4
Complete the following statements with the corresponding terminations from the right column.
| 1. Vertical drilling machines are usually designated by a dimension which roughly indicates… | a) …the diameter of the largest circle that can be drilled at its center under the machine. |
| 2. Heavy-duty drill presses of the vertical type, with all-geared speed and… | b) …feed drive, are constructed with a box-type column instead of the older cylindrical column. |
| 3. If the web is increased gradually in thickness from point to shank to increase the strength, it is… | c) …customary to reduce the helix angle as it approaches the shank. |
| 4. Tolerances have been set on the various features of all drills so that the products of… | d)…different manufacturers will be interchangeable in the user's plants. |
| 5. Larger drills are made by various drill manufacturers and… | e) …available in metric dimensions. |
| 6. Twist drills, straight-shank twist drills, taper-shank drills are the most common tools used… | f) …in drilling and are made in many sizes and lengths. |
| 7. Twist drills are decreased in diameter from… | g)…point to shank (back taper) to prevent binding. |
| 8. The size of a radial drill is designated… | h) …by the length of the arm. |
Part 1
(ex.1)
DSL
PBX
PSTN
PTT
VoIP
VSAT
MPLS
subscriber
(ex. 2)
Submarine
Fibre
local
Local loop
(ex. 3)
infrastructure capacity
data network
Redundant
Teledensity
Copper
lead times
Average
(Ê óïð. 2) Îáðàòèòü âíèìàíèå íà ïåðåâîä ñëîâîñî÷åòàíèé (íå äëÿ îáÿçàòåëüíîãî çàïîìèíàíèÿ)
cable landing point, microwave radio link, data network provider, poor fixed line infrastructure, the country's electricity utility, fiber backbone, local telephone exchanges, point to point microwave tower, switching equipment,
copper fixed lines, copper twisted pair, lead time
Part2 (ex.5)
Put in
install
Phase out
Roll out
Find out
(ex.7)
Twisted
twisted copper pair
PBX
intercity
To dig
Intercity
Traffic
Dial
Predominantly
Range
Extension
To switch to
Switchboard
Part 3 (ex.9)
to be up to smth
a sat phone
comms room
to set up smb with
CAT 5 cabling
LAN hub
Challenge
To transmit
To drill
Proper
Environment
Connectivity
Remote
Location
To extend
Node
Router
Trench
Premises
Contractor
To wire out
Laptop
Standalone
Headset
Despite
Capability
Part 4 (output)
To be faced with
Advantage
To cover
Coverage
Entire
Bypass
Impact
To enable
Area
To be suited for
Last mile access
Performance
To add
Well-established
To evolve
To emerge
To catch up
To broaden
Cellular
Increasingly
Core set
Versus (vs)
To compete
To co-operate
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| Complete the sentences using the wordlist below | | | Switching |