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原文：
[SOUTH PINELLAS Edition] St. Petersburg Times - St. Petersburg, Fla. Author: BILL ADAIR Date: Dec 5, Butterfly Valves 1998 Start Page: 3.A Section: NATIONAL Text Word Count: 612 Abstract (Document Summary) Boeing has told airlines that fly 737 jets to stop installing new rudder valves that could be prone to cracks until the government approves a plan to check them for defects. In a message to airlines this week, Plug Valves Boeing suggested they stop installing the valves in 737s, even though tests have shown the old valves are subject to a bizarre malfunction that could make a rudder turn in the wrong direction. Boeing and the airlines were making steady progress on a government mandate to replace the old valves until a few weeks ago, when cracks were found in nine valves at the factory. Olympic Airways in Greece Balance Valves then found a cracked valve and one that was chipped shortly before they were to be installed. Reproduced with permission of the copyright owner. Further reproduction or distribution is prohibited without permission.
原文来自： http://pqasb.pqarchiver.com/sptimes/access/36585310.html?dids=36585310:36585310&FMT=ABS&FMTS=ABS:FT&type=current&date=Dec+05%2C+1998&author=BILL+ADAIR&pub=St.+Petersburg+Times&desc=Boeing+asks+airlines%3A+Hold+valves+for+tests&pqatl=google

Boeing asks airlines: Hold valves for tests;是由上海埃非凯阀门有限公司提供的阀门新闻，中文译文仅供参考(上海埃非凯阀门有限公司还生产疏水阀隔膜阀旋塞阀柱塞阀鸭嘴阀及电动调速蝶阀，气动通风蝶阀，美标波纹管闸阀，c，平行式双闸板闸阀，欢迎您的选购。)
以下是参考译文：

译文：航空公司进行阀门测试
[韩国皮内拉斯版] 圣彼得堡时报 - 圣彼得堡，佛罗里达州作者：Bill代尔日期：1998年12月5日初始页：3，实行组：国家文本字数：612 摘要（文件摘要）波音公司说，航空公司波音737飞机飞往停止安装新舵阀门可以容易出现裂痕，直到政府批准一项计划，检查他们的缺陷。在给航空公司消息，本周，波音公司建议他们停止安装在波音737飞机的阀门，尽管测试显示旧阀门受到一个奇怪的故障，可以使在错误的方向舵转变。波音公司和航空公司在政府制定的任务，以取代直到几个星期前的旧阀门稳步进展，当裂缝，在9个阀门发现工厂。在希腊奥林匹克航空公司，然后发现了裂缝阀，这就是一个插话前不久他们将被安装。转载与著作权人许可。进一步复制或发行未经允许不得。

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