The answer: (1) presses station attendant strictly accept plan of work of hair train command, shunting, in time preparation takes a route.
答案:(1)严格按车站值班员的接发列车命令、调车作业计划,正确及时地预备进路。
2
The synthesis route and preparation technology ofthe branch polyimide foam and polyimide nano-foam were introduced emphatically.
并介绍了侧链型聚酰亚胺泡沫塑料以及聚酰亚胺纳米泡沫塑料的合成路线和制备工艺。
3
The results show that anion exchange method is a simple and effective route for thepreparationof zirconia sol and the stable sol prepared is colorless and transparent.