尿素水溶液的凝固点是 -0.372℃, 则此溶液的质量摩尔浓度是 __________(水的Kf= 1.86 K·kg·mol-1)。
查看答案
One aim of companies which sell goods or services is to increase their market___
A. occupation
B. percentage
C. share
D. offer
In order to improve their services to customers, banks need to become more___.
A. customer-oriented
B. profitable
C. aggressive
D. efficient
Having only ___in different countries gives global companies more flexibility to move their manufacturing activities from one country to another.
A. subsidiaries
B. assembly lines
C. research centers
D. assembly operations