踏腳孔 的英文怎麼說
中文拼音 [tàjiǎokǒng]
踏腳孔
英文
foot hole-
Gauge hatch series, which are pedal type and set on the tank roof for measuring the oil lever & temperature and also for sampling of the oil in the tank
量油孔為腳踏式，安裝于油罐頂部，用於測量罐內油品的標高和溫度及取樣等。
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