push button up是什么意思

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用法例句

It is believed that the growth in demand of paper industry will be reduced because of the influence of international and domestic economic situation.

通过从纤维原料成本和纸价两方面的分析,笔者认为从目前来看,造纸行业需求增速因国际及国内经济形势影响而降低,后期新增产能将给市场供需关系造成较大压力,行业高增长态势难以延续,利润增速势必放缓。

Based on the analysis of the short life of the bearings in the speed increaser of Morgan finishing unit and elastic spacers and breaking of input shafts,the transformation is made to the output and input shaft bearings and the related parts in the speed increaser,with the good results.

针对高线摩根精轧机组增速机轴承和弹性垫片使用寿命短,输入轴断轴等事故进行分析探讨,通过对增速机输出轴轴承、输入轴及相关配合零件的改造,取得较好的使用效果。

Characteristics and advantages of the modular traction drive accelerating toolholder developed by ourselves are introduced.

介绍了自行研制开发的模块化牵引驱动增速刀柄的特点和优势,基于模糊数学建立了增速刀柄性能的模糊综合评价模型,并对刀柄性能进行了综合评定。

According to the frequent oscillation of high-speed axle of speed increasing box, the gear strength is checked.

针对生产中增速箱的高速轴振动频繁现象,对其齿轮强度进行了校核。

Th e scheme for designing a planet gear mechanism that is able to adjust revolving a rm length and gain a high drive ratio is put forward.

提出了一种大增速比可调转臂长度的可输出行星运动的行星齿轮传动机构的设计方案,并对该种新型机构的类型、增速传动比范围、效率进行了分析讨论,得出了其机构具有较大的增速比和较高的传动效率等结论,为这一机构的开发应用提供了必要的理论依据。

Study on some new rate-accelerating additives for styrene polymerization mediated by TEMPO;

稳定自由基存在下苯乙烯聚合增速剂的研究