torch assembly造句

the construction of the project mainly includes : storage tanks for crude oil 、 intermediate oil and product oil, processing equipment, torch assembly, railway for product oil, highway for loading and transport, sewage disposal plant, heat supply, wind supply, power transformation and distribution, heating and ventilating, communication and other public and storage-transport works, control center and off-set facility for analysis and assay 、 maintenance and repair 、 office work
该项目的范围主要包括原油、中间油及成品油罐储区、工艺装置、火炬、成品油铁路、公路装运、污水处理、供热、供风、变配电、发电、暖通、通信等公用工程及储运工程，控制中心，分析化验、维修、办公等辅助设施。
It's difficult to find torch assembly in a sentence. 用torch assembly造句挺难的