The initial start and vertical transportation of sand particle were analyzed in this paper.

从理论上对沙粒的初始启动与垂直抬升作了理论分析。

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It's used to load the materials and complete the vertical transportation by the up and down movement.

用于装载物料沿导轨架做上下移动完成垂直运输。

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Building material elevator is a chief facility for vertical transportation in the course of construction.

物料提升机是建筑施工中垂直运输的主要设备。

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It had a circular elevator shaft for the round elevators that he believed would be the vertical transportation of the future, although it did not receive one that fit until a 1970s renovation.

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During this period, Americans purchased their first manufactured and packaged goods, moved into vertical housing, and demanded electricity, mass transportation, and education for their children.

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This will expand Verizon's machine-to-machine and telematics capabilities and accelerate revenue growth across key vertical segments of Verizon Enterprise Solutions, including automotive and transportation, energy, health care and manufacturing.

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