油罐漏油的原因?
参考答案:
1)油罐底板、壁板腐蚀严重
2)解冻时罐板破裂
3)材质所引起的破裂
4)施工质量问题
They put___on the government to lower taxes and give laid-off workers necessary health care.
A.temper B. mood C. consciousness D, pressure
TAC的取值范围是多少?()
A.0~45535
B.0~65539
C.0~65535
D.0~4099