class switching meaning in Chinese
(类别转换)：在淋巴细胞分化过程中免疫球蛋白质重链c 区表达的转换。
类转换
Examples
- Paragraph of time , the physical - training teacher educating a branch to organize implement new class bid to middle and primary school reforming condition making an investigation , indicate on inquiry in the front , scale is small since a little school running a school , a little rural area elementary school , does not move space especially , be not enough to pay attention to waiting a minute or to physical training , do not have very good according to that new class switches over to demand to open enough physical education , since entering the higher school the system restraint , a little school defies student sports activities and good health , physical education birthplace having some of higher class with the method of work " resorting to fraudulence " , go ahead culture class within outside row physical education , at present major middle and primary school stadium field layout , equipment and material facilities are obsolete , short - supplied , foundation has no way to ensure that regular sports of school is flexible carrying out , is difficult to say material request adapting to new class more
前段时间，教育部门组织体育教师对中小学实施新课标改革情况进行调查，调查表明，一些学校由于办学规模小，特别是一些农村小学，没有运动场地，或者对体育锻炼不够重视等等，没有很好地按照新课改要求开足体育课，由于升学制度的制约，一些学校无视学生体育活动和身体健康，有些高年级的体育课贯用“偷梁换柱”的做法，外排体育课，内上文化课，目前多数中小学体育场地布局、器材设施陈旧、紧缺，根本无法保证学校正常的体育活动的开展，更难以说适应新课材的要求。