Normally the marine bill of ladinghas three functions, namely ().（2016年多选题）
A. the contract of carriage
B. a receipt of goods shipped
C. evidence of the contract of carriage
D. a document of title to the goods
查看答案
（）can be transferred by endorsement
A. clean order bill of lading
B. shipped order bill of lading
C. clean straight bill of lading
D. shipped straight bill of lading
下列有关思拓力X50的描述,错误的是
A. 最大扫描范围为300m
B. 扫描速率>40,000点/秒
C. 地面三维脉冲激光扫描仪
D. 可以用WiFi、智能手机或平板电脑等进行无线操控
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