Active type bucket is easy and efficient to operate.

点脑桶为活动式，简捷方便，省时省力。

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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。

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The outline of the masonry arch dam is double-curved, the dam body is impervious, the crest spillway is built of slotted-type bucket and the mid-discharge orifice is slit-type bucket.

模型试验和实际运行表明，浆砌石拱坝体型、坝体防渗及泄水建筑物等设计是成功的。

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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