一汽大众汽车有限公司开展工位组织工作的带头部门是()。 ["VE","ME","IE","TE"]
一旦有人提出无效宣告请求,专利局或者法院就必须进行审理。
You should plot your dead reckoning position(). ["when you obtain an estimated position","only in piloting waters","at every speed change","All of the above are correct"]
小组后期
仓库通风的方法主要有自然通风和()两种。 ["人工通风","机械通风","通风增湿"]
粘结剂用量的多少与什么有关?