The paper reviews the process from ring chain type bucket elevator to plate chain bucket elevator and indicates the strength calibration of driving wheel axle.

本文重点论述了环链式斗式提升机改造成板链式斗式提升机的过程及驱动轮轴的强度校核。

youdao

Through the tests and analysis on the transporting ability of TD630 type bucket elevator, this paper finds the factors influencing its transporting ability, and puts forward an improving scheme.

通过对斗式提升机输送能力的实验、分析，找出了影响其输送能力的原因，并提出了改进方案。

youdao

The proposed regulations create three different income-type buckets, and they limit each bucket to zero, not allowing buckets with net losses to be counted in NII.

FORBES: IRS Should Fix Net Investment Tax Proposed Regulations