诊断Crohn病的最有意义的病理改变
A.全壁性炎症
B.匐行性沟槽样溃疡
C.非干酪性肉芽肿
D.干酪性肉芽肿
E.多发性炎性息肉
参考答案:C
In relation to the law of obligations:
(b) Explain the provisions of the Civil Code in respect of the late performance of civil obligations. (7 marks)
曲轴位置传感器可以检测的信号是()。
A.活塞上止点
B.曲轴转速
C.曲轴转角
D.A、B和C