The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for().
A. all the spaces of a vessel
B. all cargo spaces
C. the engine room and largest cargo space
D. the space requiring the largest amount
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借款人的还款能力出现明显问题,依托其正常经营收入已经无法保证按时足额偿还本的贷款属于()
A. 关注贷款
B. 次级贷款
C. 可疑贷款
D. 损失贷款
使用中的氧气瓶和乙炔气瓶的距离不得小于5m,气瓶的放置地点,不准靠近热源,距明火10m以外。
A. 正确
B. 错误
According to the functional requirements for a Safety Management System, every company should develop, () and () a SMS.
A. implement;verify
B. maintain;improve
C. implement;maintain
D. review;acce
关于食道癌的描述中,哪项是错误的?()
A. 食道上段最常见
B. 鳞状细胞癌多见
C. 可见原位癌
D. 亚硝胺与食管癌发生有关