What is the most important market-related factor to the transport cost? ()
A. Location of market
B. Government regulation
C. competition
D. Seasonality of products flow
查看答案
关于预制预应力混凝土简支梁混凝土蒸汽养护时梁体混凝土表层与环境温差的描述,请从下列选项中选出正确的答案()
A. 不宜超过10℃
B. 不宜超过15℃
C. 不宜超过20℃
以下哪一项不属于CFR术语的变形?()
A. CFR Liner Terms
B. CFR Ex Tackle
CFR Landed
D. CFR Under Tackle