“次高压”常见的英文表达是 “sub-high pressure” 或 “secondary high pressure” 。
在天然气、管道工程等专业领域,“次高压燃气管道”常表述为 “sub-high pressure gas pipeline” ,“secondary high pressure gas pipeline” 也可使用,不过 “sub-high pressure” 更为常用和简洁。