It can increase the hole inclination Angle range and drill elevation Angle holes, while setting the top drive power head and hole top plate toward the opposite direction.

动力头及孔口板调转方向，可直接钻凿仰孔，大大增加钻孔倾角范围。

youdao

Glue the spool to the cardboard on top of the hole.

在洞的上方把线圈轴粘到硬纸板上。

youdao

The initial design included a large hole at the top of the building, where Mr Mori hoped to install a Ferris wheel.

最初的设计包括在楼顶留出一个大洞，森稔希望在那里安装一个摩天轮。

youdao

Burning a hole at the top of a long list of needs for a startup entrepreneur is good old Benjamin Franklins.

FORBES: 12 Tips on Raising Venture Capital for Your Startup

And any tax rise to deal with the pension hole will come on top of the jump in state income taxes from 3% to 5.25% and a significant increase in business taxes unveiled this year to deal with the running deficit.

ECONOMIST: When pension promises become unaffordable

We're nowhere near the top of the hole, but we are scrambling up the side now, and we can sort of see light way up there.

NPR: Housing Market Recovers Though Economy Lags Behind