题目: 后牙缺失时选择就位道的三种方式是什么? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0211/888768db4717ee157964f37b25bd5301.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:问答题 As to terms of payment, we often require a confirmed and irrevocable letter of credit payable by draft at sight. 查看答案