消费信用

下述肺血增多X线表现，错误的是（）

A.肺纹理增多

B.肺动脉段搏动增强

C.右下肺动脉影可增粗

D.肺透亮度正常

E.心腰凹陷

当轴的转速低于（）r/min，应用润滑脂将整个轴承室充100％。

A.2／3

B.1／2

C.60

D.1／3

The basic concept of GMDSS is（）.

A.Search and rescue authorities ashore will rapidly received an distress alert and acted upon

B.SAR units will be rapidly alerted to a distress incident and assist in a coordinated SAR operation

C.Ships navigating in the immediate vicinity of the ship in distress will rapidly alerted to the alert and give their help accordingly

D.The RCC will rapidly alerted to a distress alert through satellite and terrestrial communication techniques and conducted a rescue operation immediately

沿着（）湖墅北路一路往北，过大关桥，沿水而立、白墙黛瓦的一栋栋古朴两层小楼出现在视线中，这就是小河直街。小河直街上的建筑是传统的“下铺上居”，一河两街格局，面街一楼为商铺，二楼为居所，后面是运河。

A.苏州

B.扬州

C.杭州

D.无锡

斜巷施工有哪些安全注意事项？