In this paper, why the second couple in the ring-fork U-joint occurs is analyzed.

本文分析了普通十字轴万向节内二次力矩产生的原因。

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Coupling Series, U-joint Series, C. V. Joint, Construction Machinery Transmission Shaft Series.

汽车十字万向节，三叉万向节联轴器，差速器，传动轴。

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On the base of the second couple of the common cross U-jioint. a transient value of the second couple in the ring-fork U-joint is obtained.

在普通十字轴万向节二次力矩的基础上，推导出环叉式万向节二次力短的瞬时表达式。

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But O'Neil says the Obama administration must not allow Mr.Calderon's criticism to deflect attention from joint U.S.-Mexican successes, especially in the war on drugs.

VOA: standard.2010.05.17

President Obama discussed the U.S.-India Strategic Partnership, and joint efforts on climate change.

VOA: standard.2010.06.27

The report says the U.S.military's Djibouti-based Combined Joint Task Force-Horn of Africa is currently installing a Maritime Security and Safety Information System in key positions along the Kenyan coast.

VOA: standard.2009.05.01

The Brunei-U.S. joint five-year English language program, which was launched last year, is progressing well.

WHITEHOUSE: President Obama's Bilateral Meeting with His Majesty Sultan of Brunei | The White House

President Obama and President Rousseff have further advanced our bilateral health cooperation through the U.S.-Brazil Working Group on Public Health, under the U.S.-Brazil Joint Commission on Science and Technology .

WHITEHOUSE: Fact Sheet: The U.S.-Brazil Global Partnership Dialogue

The Russians need help filling these gaps in their warning systems, and two years ago we agreed to do so -- by forming a joint U.S.-Russian warning center in Moscow that would use data from both countries -- but the Russians continue to delay its implementation.

CENTERFORSECURITYPOLICY: Center For Security Policy