【判断题】连杆组由连杆、连杆大头、连杆盖、连杆衬套(小头)、连杆轴瓦(大头)、和连杆螺栓等组成。
【判断题】Concern [kənˈsɜːrn] n. 关心;关心的事; vt. 影响,牵扯(某人);关系到,涉及;使担心 通过以上信息我们可以得出:单词concern有两种词性,当名词(n)用时是关心,关心的事情;当动词(vt)表示影响。,关系到。
【判断题】连杆组由连杆体、连杆大头盖、连杆小头衬套、连杆大头轴瓦和连杆螺栓(或螺钉)等组成。
【单选题】In the figure given below, we see an expansion of the production-possibility curve (from PPC 1 to PPC 2 ). The two goods produced are wheat and cloth, which are land-intensive and labor-intensive resp...
【单选题】The table given below shows the units of land and labor required to produce a unit of bread and cheese respectively in country X. If country X is a relatively land-abundant country , the opening up of...
【多选题】Fill in the blanks with the words given in the box. A.accumulated B. amount C. applies D. benefit E. deposit F. discount G. entitles H. multiple I. preference J. purchase 1. Due to these restrictions...
【简答题】Match these negotiating expressions (1-8) to the correct function (a-h). 1. Given/Seeing (that) you can’t deliver any sooner, we'd like a 5% discount. 2. What would you say to a 4% discount and a free...
【单选题】In the figure given below AB is the production-possibility curve of Canada. In the absence of trade, the price ratio is 1 bushel of wheat/bale of cotton as shown by the line PQ. The international pric...
A.
a. a. 40 bushels of wheat.
B.
b. b. 20 bushels of wheat.
C.
c. c. 30 bales of cotton.
D.
d. d. 60 bales of cotton.
【单选题】The table given below shows the number of labor hours required to produce 1 gallon of wine and 1 pound of cheese in the U.S. and France. If the U.S. and France engage in free trade with each other , t...
【单选题】In the figure given below AB is the production-possibility curve of Canada. In the absence of trade, the price ratio is 1 bushel of wheat/bale of cotton as shown by the line PQ. The international pric...
A.
a. produce at point S 1 and consume at point C 1 .
B.
b. produce and consume at point C 0.
C.
c. produce at point S 1 and consume at point C 0.
D.
d. produce and consume at point C1.