The products are designed and manufactured in Hamburg, Germany, in accordance to the latest standards of the American Petroleum Institute API 8C and 7K.

产品的设计与生产均在德国汉堡完成，完全符合美国石油学会API 8C及7K标准。

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The American Petroleum Institute (API) provides standards for pipe suitable for use in both the oil and natural gas industries (figure 4).

美国石油协会对适合应用于石油和天然气行业的管材制定了标准(如图4)。

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API American petroleum Institute goes beyond the quality and grade standards.

超越美国石油协会API质量等级标准。

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Throughout the comment process the American Petroleum Institute (API) and other business groups detailed the competitive disadvantage that could befall U.S. energy companies should the SEC require public disclosure of commercially sensitive payment information.

FORBES: Oil and Gas Payment Disclosure May Harm Investors

"If you're disclosing and the other guy doesn't have to, you're not really on a level playing field, " says Chris Joyner, a spokesman for the American Petroleum Institute (API), an industry group for oil and natural gas companies.

FORBES: Magazine Article

The utter predictability of it all is becoming comical, so comical in fact that the American Petroleum Institute (API) responded to this budget proposal filled with stale, debunked and retreaded energy-related proposals by retreading the same statement it had issued in response to the proposed budget submitted by President Obama last year.

FORBES: The 'There You Go Again' Obama Energy Policy