An approach is made on grinding process for varistor and a new dual surface grinding process with through feeding and continuous grinding is proposed.
对压敏电阻的磨片工艺进行了探讨，并提出了一种新的磨片工艺：双端面研磨，采用贯穿送料和连续磨削的方法。
The results of calculation indicates that the static axial stiffness of fluid film in double spiral groove face seal is improved due to the pressure loss through feeding holes.
计算结果表明， 供液小孔所产生的压力损失提高了双列螺旋槽机械密封的静态轴向刚度。
It can be reduced through feeding complete diet, supplementing iron in time after birth, starting feed during the early stage of weaning, strict disinfection on sows before and after delivery.
饲喂全价饲料、仔猪出生后及时补铁、早期开食补料、作好母猪产前消毒和产后定期消毒，可降低仔猪黄白痢的发病率和死亡率。
Through feeding trial and metabolism trial, performance, nutrient availability, enzyme activity and viscosity of chyme were investigated.
通过消化试验和饲养试验，测定试鸭的生产性能、养分利用率、食糜酶活性及黏度。
Through feeding trial and metabolism trial, performance, nutrient availability, enzyme activity and viscosity of chyme were investigated.
通过消化试验和饲养试验，测定试鸭的生产性能、养分利用率、食糜酶活性及黏度。
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