filler cap

美 [ˈfɪlər kæp]英 [ˈfɪlə kæp]

filler cap

noun

（汽车）加油口盖，管盖
a lid for covering the end of the pipe through which petrol/gas is put into a vehicle

1

Refer to your engine oil filler cap for the recommended engine oil viscosity for your vehicle .

这种油改善低温下的启动性和车辆的油耗。参见你车上添加机油口盖标注的推荐机油粘度。
2

The pipeline girth weld is composed of different passes , such as the root pass , hot pass , filler and cap passes , etc.

管道环焊缝是由根焊、热焊、填充焊、盖面焊等不同焊道组成。
3

The washer reservoir , filler neck , grommet seal , and filler cap are each available for service .

清洗液体槽，填注口颈，套环密封垫和填注口盖可以各自维修。