Proper infection dosage and routes were selected to make the chickens artificially infect avian colibacillosis successfully.选择适宜的攻毒剂量和攻毒途径,诱发淮南麻黄鸡大肠杆菌病.The dosage of technological parameter and feasible emulsification an...
制片人决定结束她在影片中与皮尔斯·劳顿的恋情。Producers decided to end her on-screen romance with Pierce Lawton.布劳顿星期一称病请了一天假来粉刷栅栏。Broughton took a sickie on Monday to paint his fence.我想你旅途劳顿了吧.I expect ( that ) you are tired from the trip....