【单选题】Maggie Miller is the Business Transformation Director of Sainsbury's, one of the largest supermarket groups in the UK. She is talking about the program of change at Sainsbury's. Listen to the first pa...
A.
warehousing and delivery systems
C.
supermarket stores and retail outlets
【多选题】毕奥萨伐尔定律的理解正确是✅的是
A.
任意一电流元在给定点的磁感应强度与电流大小成正比
B.
任意一电流元在给定点的磁感应强度与距离的平方成反比
D.
磁感应强度的大小与电流元和场点到电流元的矢径夹角正弦成正比
【判断题】湿式除尘器适用于净化含有憎水性和水硬性粉尘的气体。
【简答题】利用某些流体的_______,根据_______原理制成的测量流量的装置,称为电磁流量计。电磁流量计应用范围广,可以测量酸、碱、盐溶液等腐蚀性介质,也可以测量那些带有悬浮颗粒的导电浆液。可测最大管径达2m,而且压损极小。但导电率低的介质,如气体、蒸汽等则不能应用。
【单选题】‘supply chain’ means:
A.
warehousing and delivery systems
C.
supermarket stores and retail outlets
【单选题】Listen to the first part of the interview. Match these phrases to their meaning. 1.‘supply chain’ means:
A.
warehousing and delivery systems
C.
supermarket stores and retail outlets