The surrounding rock can display its selfload-bearing capacity in the shallow-buried cavern according to this method. And the selfload-bearing capacity is controllable in some degree.
该支护方式可在浅埋洞室工程中有效地控制围岩发挥其部分自承载能力。
2
A multi channel capability adding self-service, mail, call center and partners was desired to off load the case workers and process customer needs in a timely fashion.