燃气轮机停机时有1个火焰检测器检测不到火焰,控制系统应立即切断燃料供应。()
参考答案:错
I looked at it and found that including the wine,the bill ______ $70.
A.arrived at
B.topped at
C.reached to
D.came to
女性,60岁,发现腹部肿物半月。查体:腹部软,触诊可探及肿物7cm×6cm×6cm,可活动,无压痛。腹部B超示:腹腔内实性结节,结节间有融合征象。免疫组织化学染色示肿瘤细胞:CD117+,CD34+,SMA-,Desmin-,S-100+。考虑诊断()。
A.肉瘤
B.肠道肿瘤
C.平滑肌瘤
D.间质瘤
E.黑色素瘤