PCB的意思|PCB的解释-里氏词典

PCB

零用现金簿

[计] 印制电路板, 过程控制块, 程序控制块

[医] 从近集合点至中枢间底线

An infant nursed by a mother who regularly consumed Lake Michigan fish would be exposed to 6.2 milligrams of PCB by the end of 12 months, Swain said.
In 1991, the PCB found that of 1,551 large plants with potential pollution problems, only 112 had installed adequate control equipment.
"Literally, anyone with a truck can now get into the PCB disposal business," said Rep. Mike Synar, D-Okla., a principal sponsor of the bill. "It's time to put an end to the sham these PCB operators have put on us.
"Literally, anyone with a truck can now get into the PCB disposal business," said Rep. Mike Synar, D-Okla., a principal sponsor of the bill. "It's time to put an end to the sham these PCB operators have put on us.
PCB handlers and transporters would also be required to notify the agency of their activities, providing the EPA with a running record of PCB wastes, the agency said.
PCB handlers and transporters would also be required to notify the agency of their activities, providing the EPA with a running record of PCB wastes, the agency said.
He said the company has invested "a great deal of time and resources" in PCB cleanup work at the Massena plant over the past three years.
A limited number of leaks from the heaters have been reported, but otherwise the EPA said the heaters don't present "an unreasonable risk of PCB exposure" to consumers.
Only the PCB will assure the survival of the way of life Stalin and millions of his loyal followers toiled and gave their lives to create.
Markow acknowledged Avtex's efforts since August to clean up PCB contamination at the 440-acre plant site, but he chastised the company for ignoring evidence of PCB spills in 1983 and late 1985.
Markow acknowledged Avtex's efforts since August to clean up PCB contamination at the 440-acre plant site, but he chastised the company for ignoring evidence of PCB spills in 1983 and late 1985.
With PCB concentrations of 500 parts-per-million or more, liquids must by law be incinerated.
For two years, Canada has sent PCB waste from various sources to Britain for destruction at its three licensed toxic-waste incinerators.
Last year, for instance, Chicago-based Commonwealth Edison Co. agreed to clean up PCB spills to a threshold of five parts per million for soil in accessible, urban areas, and 10 parts per million in fenced areas.
"The exciting thing is to think about some process to speed this up," and to extend it to other PCB sites, Hamilton said. "We'd need to understand the process more thoroughly.
Recent tests have found elevated PCB levels in only one worker.
"When the regulation they had feared was passed in 1985, only then did they become outwardly concerned about the hazards of their uses of PCB equipment," the appeals court said.
Michael Wood, an aide to Mr. Moore, said another seven companies have told the agency they had some PCB contamination of their systems.
The pit had been closed previously because of state regulations, but tests following the EPA inquiry indicated there wasn't any PCB contamination, he said.
In Houston, a Transco spokeswoman said Trancontinental Gas Pipe Line found PCB traces in compressor lubricants stored at a Transco pit in Pennsylvania.
What are the PCB's economic trump cards?
Catfish and carp feed on the bottom of Lake Erie, she said, and tests have shown that nearly half have PCB concentrations that exceed levels recommended by the U.S. Food and Drug Administration.

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