But the device is still in the early stages of development - current output is around 100kw - and long-term testing is needed to see how it will fare in the harsh ocean environment.

但目前该设备仍处于研发的初级阶段，而现在的电力输出在100千瓦左右，而且设备还需要长期的测试并且要看在恶劣的海洋环境中的发电效果。

youdao

The long –term testing results in the oil site are also presented in this paper.

井下长期的测试结果在文中也有提及。

youdao

The RS line is now testing long-term support at line f.

FORBES: 4 Global Growth Casualties

The weekly on-balance volume (OBV) formed a negative divergence at the highs (line h), and is testing its long-term uptrend (line i).

FORBES: What Should Income Investors Do Now?

The weekly OBV is now testing its long-term downtrend (line c).

FORBES: Is the Rally Ending...Or Just Beginning?