11.   He said he also would seek funds for clean coal technologies to use those reserves without ruining the environment.

12.   In boosting clean coal technology, the bill also would exempt power plants from additional emission requirements under the Clean Air Act.

13.   One bill promotes clean coal technology, calls for a modest increase in fuel economy for sport-utility vehicles and requires new energy savings by federal agencies.

14.   That was because it had not only clean coal to sell to big users such as India, but clean coal technology.

15.   The intention of the clean coal exercise was to enhance export demand for Australian coal, which has a fairly low sulfur content, he said.

a. + coal >>共 331
hot 7.51%
burning 4.16%
australian 3.65%
russian 2.64%
coking 2.23%
ukrainian 1.62%
old 1.52%
clean 1.52%
local 1.32%
cheap 1.32%
clean + n. >>共 691
water 12.36%
air 7.34%
sweep 3.63%
slate 3.49%
government 2.35%
break 2.35%
sheet 2.21%
record 2.01%
clothes 1.56%
program 1.30%
coal 0.43%
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