oil feed line 中文意思是什麼
oil feed line
解釋
滑油供油管路-
The special railway line oriented grain, oil and animal feed wholesale market is booming with an annual sales volume of over 300, 000 tons
以鐵路專用線為依託的糧油飼料批發市場生意紅火,年經營量在30萬噸以上。
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