【判断题】混凝土保护层厚度指的是主筋外表面到混凝土结构外表面的距离。
【多选题】关于大庆油田的产油情况,下列表述正确的是( )
【单选题】The underlined part of the word “s ou p” is pronounced the same as that of the word ______?
【单选题】民法商法是中国特色社会主义法律体系中的重要法律部门。下列属于民法商法的是
【单选题】When a word is created through changing its part of speech, this word-formation method is called
【单选题】When a word is created through changing its part of speech, the word-formation method is called
【单选题】职业卫生与职业医学的主要任务在于( )。