平行投影法分为两类,当投射线与投影面倾斜时所得的投影为_________;当投射线与投影面垂直时所得投影为_________。
斜投影、正投影
暂无解析
GeneralaverageandsalvagechargesarecoveredbothinFPAandWPAcoverage.
Thescopeoffreightforwarder’sserviceonbehalfofexporterincludes_____.
补偿贸易是指在商品信贷基础上引进技术、设备,然后以直接产品或间接产品或劳务,分期分批偿还,直至还清本息为止。
TheAirWaybillisthemostimportantdocumentinaircargotransportation.Itservesas().
TheAirWaybillservesas().