Relation between oil cubage and liquid level of railway tanker has been deduced and the oil loading level model established.
推导铁路罐车装油容积与液位的关系，建立装油液位模型。
Therefore, the tanker transportation of hazardous materials has always been a top priority to the railway safety.
因此，铁路危险货物罐车运输一直是铁路运输安全的重中之重。
Therefore, the tanker transportation of hazardous materials has always been a top priority to the railway safety.
因此，铁路危险货物罐车运输一直是铁路运输安全的重中之重。
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