[名词解释] 供体

发情 红茶与季节有关，一般（）采制红茶较好。 ["春季","夏季","秋季","清明前后"] 用两点法测k1，要测量AB点（） ["氨","温度","BOD","流速"] 小额支付系统业务往帐发送后状态为（） ["A、已轧差","B、未清算","C、已清","D、发送成功","E、重新发送"] 现状调查结果可以知道（） ["土地利用方式","环境质量","制约因素","对敏感目标影响"] 供体