Piping material reference database  材料参考数据库

consolidated piping material summary  综合管道材料表

Piping Material  管道材料

Piping Material Specification  管道材料规定; 4.1管道材料规定

PP-R piping material  PP-R管材料

traditional piping material  传统管材

(thermo) reference material  参比物

biological National Standard Reference material  生物标样

blue wool reference material  蓝色羊毛标准

CAI material database  假; 伪〔词头〕; CAI素材库

Certified reference material  认证参考物质; 有证参考物质; 标准物质; 有证标准样品; 有证标准物质; 乙烯; 标准样品; 检定合格标准参考物质

certified reference material CRM  标准物质; 标准样品

certified reference material for oxygen index  氧指数标准物质

CERTIFIED REFERENCE MATERIAL OF BROMOBENZENE IN METHANOL  甲醇中溴苯标准样品

certified reference material of nickel-chromium alloy  镍铬合金标准物质

certified reference material stick for oxygen index  氧指数标准物质

coal standard reference material  煤炭标准物质

crude oil certified reference material  原油标准物质

environemtal reference material  环境标准样品

ETHANOL GAS CERTIFIED REFERENCE MATERIAL  乙醇气体标准物质