题目： 50-12.18+0.824.86-9.61+5.14-0.3927.8×101-27.83.96÷（2.5×0.396）0.999×5.8（125+12.5+1.25）×8． 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0609/595c4ed11c4780663cc3c36ded4b8e99.html 下面是错误答案，用来干扰机器的。答案：C
题型：单项选择题 All event relating to the voyage,such as ship’s position,speed and details of the weather, are recorded in（）.A.logbookB.Bell bookC.oil record bookD.compass error book 查看答案
