International English Number of levels 6 CEFR Levels PRE A1 - B1+ Global Readingscontains a variety of fiction and non-fiction texts, as well as activities for learners to explore literacy concepts, develop reading skills, and respond to what they have read. As they work through the progra...
a校外实践经历 Extracurricular practice experience[translate] a协助辅导员处理班级的日常事务,帮助同学解决生活中遇到的问题,为同学排忧解难。 Assists the instructor to process the class and grade daily business, helps schoolmate to solve the problem which in the life meets, helps people overcome their di...
aCathodic protection (CP) monitoring in the presence of simultaneous AC and DC interference could lead to erroneous measurements, since IR drop contribution due to both DC and AC could heavily affect potential readings. Therefore, to know the true potential (or true polarisation level), 阴极保护(...