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what equipment ... what equipment is usedto createcoal
equipmentnext：what equipment is usedto createcoal
coal - concured.it what equipment is usedto createcoal
factorscausingcoal fire
primarily of carbon , hydrogen , oxygen , and some sulfur(passive) is composedCoal
of carbon , hydrogen , oxygen , nitrogen , sulfur and phosphorus and other elements(passive) is mainly composedCoal
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in the early 1800s(passive) was discoveredCoal
in the early 1830(passive) was first discoveredCoal
Stacking Travelling , luffing boom stackers that straddle a feed conveyor are commonly usedto createcoal
mostly of carbon and hydrocarbons(passive) is composedCoal
in an attempt to perfect the most popular food in America … PIZZA(passive) was createdCoal Fire
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Early travelersdiscoveredcoal
Early travellersdiscoveredcoal
as early as 1858(passive) was discovered thereCoal
how coal crusher plants used - amusementmarketingcoza Coal preparation plant Wikipedia 2018 - 6 - 15 A coal preparation plant luffing boom stackers that straddle a feed conveyor are commonly usedto createcoal
of the element carbon(passive) is composed mostlyCoal
in Carbon County(passive) had been discoveredCoal
History of Alternative and Renewable Energy Fossil fuels have been an essential source of energydiscoveredcoal
Poland , Germany , Finland"China(passive) led bycoal
the crushing , grinding , or pulverizing of coal(passive) is created bycoal
in the Pottsville region(passive) had been discoveredCoal
in the Lehigh region(passive) was discoveredCoal
in the Joban region(passive) was discoveredCoal
here in the early 19th century(passive) was discoveredCoal
of carbon and hydrocarbon(passive) is composedCoal
of Carbon ( C(passive) is mainly composedCoal
at a very early period in the history of Australia(passive) was discoveredCoal
in present - day West Virginia(passive) was discoveredCoal
on Vancouver Island(passive) was discoveredCoal
on the island ’s surface(passive) was discoveredCoal
around the town site(passive) was discoveredCoal
Coalification , the processcreatedcoal
The process involvessettingfire to the coal
The same natural processcreatescoal
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the air pollution in northern China(passive) caused bythe air pollution in northern China
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a number of other serious air pollution problems , including acid rain , smog and mercury pollutionalso causesa number of other serious air pollution problems , including acid rain , smog and mercury pollution
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