The project system reliability analysis method is adopted. The limit state equation is established. The calculation method of fully mechanized working face support system reliability is pointed out.

并采用工程系统可靠性分析方法，建立了综采工作面支护系统极限状态方程，提出了综采工作面支护系统可靠性的计算方法。

youdao

Peek-a-boo (lower back): Lie face down on the floor using your outstretched arms to support baby in front of you.

躲猫猫（锻炼后腰）：脸朝下，用你伸展的胳膊支撑住你前面的婴儿。

youdao

"Children may face serious difficulties in coping with significant moves, especially if it removes them from their current school or support system," he said.

他说：“儿童在应对重大搬迁时可能面临严重的困难，特别是如果搬迁使他们离开了目前的学校或支持系统。”

youdao

President Zuma responded by thanking the FIFA president for his unwavering support in the face of those who doubted the event could be held successfully in Africa.

VOA: standard.2010.07.05

The question now is whether there will be enough jobs so Haitians can support themselves, or whether the country will again face the dilemma of food aid.

VOA: standard.2010.04.29

Mr.Thaksin,who remains in exile in the face of a two year jail sentence for corruption, maintains support from the northern rural areas as well as among the poor and low income groups due to populist economic policies while in office.

VOA: standard.2010.03.20

January also sees the launch of the first face-to-face support group dedicated to women who have been through a cervical cancer diagnosis in Northern Ireland.

BBC: Northern Ireland cervical cancer campaign launched

In addition, we are identifying people who are the new face of support for the UN and solving world problems.

FORBES: An In-depth Interview on International Development with Kathy Calvin, CEO of the UN Foundation

Damascus is the public face of support for the president.

WSJ: Strife Is Closer to Home in Damascus