堵塞物的英文
blockade
bulkhead
stemming
例句与用法
- Massage your entire scalp at least three times to push nutrients into the hair bulb and free your hair follicles of clogging deposits
按摩整个头皮至少三次，目的是为了促进发鳞片对营养的吸收，并且清洗头发上孔囊上的堵塞物。 - It is developed specially for steam maintenance concrete and pump water - tight concrete , with its technical characteristics up to the national concrete additive quality standard
本产品通过直接化学反应及由反应产生的机械推动力松动和破坏堵塞物，如每月定期使用可预防管道堵塞和清除自臭味。 - The control system of mould level is crucial to improve the slab quality in the continuous casting process , pid controller is used in the traditional mould level control , and it has some defaults , such as : at the start - up or finishing period of casting or during the changeover of tundish , pid control has a bad effect , its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate , and pid control can not overcome the disturbances resulted from the change of casting speed
结晶器液位控制系统是提高连铸产品质量的关键环节，传统的连铸机液位控制方法采用常规的pid控制，存在如下不足：开始、结束浇注和换中间罐浇注时，控制效果差，超调量大，过渡时间长；塞棒头和浸入式水口被腐蚀后引起控制精度差；浸入式水口堵塞物的突然脱落所引起的液位剧烈波动；无法克服拉速波动引起的扰动。
