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【单选题】
在仅有重力作用的静水中,任意两点的静水压强关系是:下面一点的压强等于上面一点的压强加上( )与两点之间的水深差的乘积。A.
容重
B.
密度
C.
粘滞系数
D.
动能修正系数
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【简答题】A carrier is the person or company who has concluded a conrtact with the（ ）for carriage of goods．
【单选题】The（ ）is the person or company who has concluded a contract with the shipper for carriage of goods by sea.
A.
shipper
B.
receiver
C.
consignee
D.
carrie
【单选题】Marx Company has a current production capacity level of 200,000 units per month. At this level of production, variable costs are $0.50 per unit and fixed costs are $0.50 per unit. Current monthly sa...
A.
a. a $15,000 increase
B.
b. a $15,000 decrease
C.
c. a $7,500 increase
D.
d. a $7,500 decrease
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