皮皮学，免费搜题
登录
搜题
【单选题】
证明海商货物运输合同和货物已经由承运人接收或装船,承运人保证据以交付货物的单据是A.
海运提单
B.
大幅收据
C.
场站收据
D.
海运单
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】紫外一可见分光光度法用于药物的含量测定,主要有 法、 法、 法和计算分光光度法。
【单选题】In 1975 a pocket calculator cost more than $50; in 1990 a calculator of the same quality cost less than $10. Which of the following explanations is most consistent with these facts?
A.
Intense competition in the calculator industry caused the supply curve for calculators to shift to the left, depressing the price.
B.
An increase in the demand for calculators led to the price drop.
C.
An improvement in technology caused the supply of calculators to increase, depressing their price.
D.
As the population grew, fewer expensive calculators were needed, causing prices to fall.
【简答题】*# calculator
【单选题】The world price of a simple electronic calculator is $5.00. Before Zimbabwe allowed trade in calculators, the price of a calculator there was $7.50. Once Zimbabwe began allowing trade in calculators w...
A.
importing calculators and the price of a calculator in Zimbabwe decreased to $5.00.
B.
importing calculators and the price of a calculator in Zimbabwe remained at $7.50.
C.
exporting calculators and the price of a calculator in Zimbabwe decreased to $5.00.
D.
exporting calculators and the price of a calculator in Zimbabwe remained at $7.50.
相关题目：