皮皮学，免费搜题
登录
搜题
【判断题】
Confucius was born in the State of Lu, known for the preservation of a wealth of historical and cultural codes and records and a complete culture of rites and music.A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】如图所示,黏性液体沿管道连续稳流。 已知, a , b 两管的截面积相同, c 管的 截面积等于 b 管截面积的一半。 下列说法正确的是:
A.
a管中液体平均流速最大
B.
b管中液体平均流速最大
C.
c管中液体平均流速最大
【简答题】水体污染是指排入水体的污染物的含量超过了水体( ),从而导致水体的物理特征和化学特征发生不良变化,破坏其生态系统。
【单选题】Why did Xiao Wang rent a car in Los Angeles?
A.
Because it was convenient.
B.
Because of the transportation problems.
C.
Because he had much money.
D.
Because it was difficult to find a bus.
【简答题】第二周任务.doc
【简答题】第二周任务1.doc
【多选题】what are the differences between FOB 、 CFR 、 CIF and FCA 、 CPT 、 CIP ___________
A.
t he way of transportation
B.
place and t ime when the risks are transferred
C.
loading or un loading charges involved
D.
shipping documents involved
相关题目：
参考解析：
知识点：
题目纠错 0
发布
