题目内容
测量土壤中的微生物数量的方法为稀释培养法
查看答案
搜索结果不匹配？点我反馈
更多问题
微生物可以在空气中生长，以浮游状态存在于空气中。
反刍动物的瘤胃中有较多的微生物
请根据短文7B““Make a Good First Impression”的内容补全以下每个句子1.Thewell-dressed rich woman's face showed ________2.Dr. Stephen K.Sprou's waiting room was full of people waiting to ______3. People would like to do many other things rather than _______4. The gentleman in the waiting room was annoyed by ______5. The baby's smile brought everyone in the room _________6.Your smile brightens the lives of people who see it and conveys ________
中国历史上第一部完整的法典是( )
微信支付 
支付宝支付