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原文：
Los Angeles Times - Los Angeles, Calif. Subjects: Earthquakes, Balance valves Natural gas, Valves Author: GARY ABRAMS Date: Oct 12, 1997 Start Page: 3 Section: Real Estate; PART-K; Real Estate Desk Text Word Count: 1028 Abstract (Document Summary) A jolt like 5.4 quake is about to Reducing Valves hit the Southland market for earthquake gas-shut-off valves. The Gas Co. valve, like the six other valves certified for use in city of Los Angeles and the state, is designed to help prevent gas fires after a quake of about 5.4 magnitude or greater by automatically shutting off the flow of gas before it enters a structure. Sold by a Gas Co. affiliate called Energy Pacific, the softball-sized valve is installed in the incoming gas pipe just before the gas meter. The installation can be done by the utility, a licensed plumber or general Filters contractor. The $200 cost can be spread over four or 12 monthly payments. Reproduced with permission of the copyright owner. Further reproduction or distribution is prohibited without permission.
原文来自： http://pqasb.pqarchiver.com/latimes/access/17854139.html?dids=17854139:17854139&FMT=ABS&FMTS=ABS:FT&type=current&date=Oct+12%2C+1997&author=GARY+ABRAMS&pub=Los+Angeles+Times&desc=Consumer+Notebook%3B+Gas+Shut-Off+Valve+Makers+Get+a+Jolt&pqatl=google

Consumer Notebook; Gas Shut-Off Valve Makers Get a Jolt;是由上海天阀实业有限公司提供的阀门新闻，中文译文仅供参考(上海天阀实业有限公司还生产电动执行器电磁阀电站阀门眼镜阀疏水阀及不锈钢法兰电磁阀，两口两位直动式电磁阀，锻钢加长端闸，ZCF塑料王电磁阀，ZQDF-A通用电磁阀，欢迎您的选购。)
以下是参考译文：

译文：阀门厂商的来回晃动
洛杉矶时报 - 洛杉矶，加州主题：地震，天然气，阀门作者：加里稳坐日期：97年10月12号初始页：3 科：房地产;部分，亩;房地产服务台文本字数：1028 摘要（文件摘要）像5.4级地震震撼即将地震袭击南部地区天然气市场切断阀。阀门的煤气公司，如在洛杉矶和国家的城市使用经认证的其他6个阀门，旨在帮助防止在大约5.4级或更大的地震，自动切断天然气的流量气体前进入火灾一个结构。由煤气公司销售分公司称为能源太平洋，垒球大小的阀门安装在传入前煤气管道煤气表。安装可以通过该实用工具，持牌水喉匠或总承包商。 200元的成本可以