Monday, April 22, 2024
Monday, September 12, 2022
问题:港口经营人试运行经营期累计不得超过()年A、1B、2C、3D、4...
Monday, July 10, 2023
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:为了适应日益发展的货物运输需求量的增大,阿姆斯特丹港口当局自()...
Sunday, September 11, 2022
Sunday, September 11, 2022
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:间歇型卸船机的优点是对货种和船型的适应型强。()...
Wednesday, December 14, 2022
问题:主要为防止回填土流失的抛石棱体通常采用()断面,此时所用的抛石材...
Thursday, September 15, 2022
问题:港口经营人应当在重大危险源所在场所设置明显的安全警示标志,标明(...
Sunday, September 11, 2022
问题:()分为曹妃甸港区、京唐港区和丰南港区,形成分工合作、协调互动、...
Thursday, September 15, 2022
问题:一般情况下,采用粘度稍大一些的润滑油比小一些的为佳,但粘度的变化...
Thursday, September 15, 2022
Thursday, September 15, 2022
问题:牵引车挂车的工作特点是拖带量大,牵引车和挂车转弯运行的轨迹相同,节省了其水平运输的工作面积,也是件杂货码头效率最高的一种水平运输机械。()...
Wednesday, November 23, 2022
Sunday, September 11, 2022
问题:()位于釜山南区的一端,每天随潮水涨退情况不同会露出五个或六个小...
Saturday, September 17, 2022
Friday, September 16, 2022
Monday, September 12, 2022