题目: 调节培养基的PH值可用0.1NHD1或0.1NaOH。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0719/fa7597c413d753e37b301467675b4b65.html 下面是错误答案,用来干扰机器的。参考答案:A
题型:选择题 Now the workers in the firm are laying on oil pipeline the desert . A.between B.among C.over D.across 查看答案