At 0100 you notice that the wind has becom

题型:单项选择题

问题:

At 0100 you notice that the wind has become SSW’ly and has freshened. At 0200 you sight Stratford Point Lighted Bell Buoy “18” bearing 268°pgc. At 0215 the buoy bears 269°pgc. Which statement is TRUE?()

A.You should alter course to the right to increase the rate of the bearing change

B.You are making more speed over the ground than you estimated

C.You should alter course to decrease the distance that you will pass off Middle Ground Shoal

D.You can hold the present course and safely pass buoy "18"

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题型:单项选择题

下列少数民族中,集中分布在西北地区的是(  )

A.蒙古族、回族

B.蒙古族、朝鲜族

C.赫哲族、回族

D.傣族、维吾尔族

题型:单项选择题

组织中毒性缺氧的特点是()

A.血氧容量降低

B.血氧含量降低

C.血氧饱和度降低

D.动-静脉氧差缩小

E.PaO2降低

题型:单项选择题

血脑屏障破坏所致的脑水肿,哪项正确()

A.细胞毒性水肿

B.血管源性水肿

C.间质水肿

D.A+B

E.A+B+C

题型:单项选择题

下列措施一理由之间,其因果关系不正确的是[ ]

A.白磷要保存在水中--防止自燃

B.加油站严禁烟火--防止爆炸

C.用扇子扇煤炉火--降低可燃物的着火点

D.真空包装食品--防止缓慢氧化

题型:单项选择题

国家总体规划、省级总体规划和区域规划的规划期一般为( )年。

A.5

B.10

C.15

D.20

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