After the trial in actual production, it is proved that the die is convenient to operate, safe and reliable, and the casting quality can meet the requirements.

经实际生产检验，该模具在使用过程中操作方便、安全，工作稳定可靠，铸件质量达到要求。

youdao

After the trial in actual production, it is proved that the die is convenient to operate, safe and reliable, and the casting quality can m...

经实际生产检验，该模具在使用过程中操作方便、安全，工作稳定可靠，铸件质量达到要求。

youdao

Conclusion: Central venous catheter closed drainage is easy to operate, safe, minimally invasive, and intracavitary administration is convenient and little adverse reaction. The effect is better.

结论：中心静脉导管胸腔闭式引流术操作简便、安全、创伤小，腔内给药方便，副作用小，效果满意。

youdao

Public anger over the collapse and reports of regulatory issues drew new attention to the difficulty large Western retailers face in making sure their suppliers operate under safe conditions.

WSJ: Bangladesh Factory Lacked Building Permits, Officials Say

The Civil Aviation Authority has said it is confident Belfast International Airport is safe to operate.

BBC: A Jet2 plane

Exxon had restarted the pipeline after a risk assessment believing it was safe to operate.

FORBES: Exxon Avoids Major Fallout From Yellowstone River Spill So Far