影响传染病流行过程的二个重要因素是:()
A.地理因素、气候因素
B.社会制度、经济状况
C.气温、雨量
D.生活习惯、文化传统
E.社会因素、自然因素
参考答案:E
对破产企业债权申报期限自人民法院发布受理破产申请公告之日起计算,最短不得少于(),最长不得超过()。
A、三十日,三个月
B、三十天,六个月
C、四十五天,三个月
D、三个月,六个月
Which method should be used to secure a manila line to bitts().
A.A round turn on the bitt farthest from the strain and then figure eights
B.A round turn on the bitt closest to the strain and then figure eights
C.Figure eights and then a round turn at the top of both bitts
D.Only figure eights are necessary on both bitts