描述了中国、美国、英国、日本等国的岩土锚杆标准中关于锚杆设计安全系数、验收试验及锚杆合格条件规定的合理性和必要性。
The rationality and necessity of specification for safety factor, acceptance test and qualification of anchor in the ground anchorage standards of China, America, British and Japan are discussed.
另一方面，国内岩土工程界对于压力分散型锚杆在岩层，特别是在软弱岩层中的工作性能所进行的研究还相当少。
On the other hand, the study on work performance of pressure-dispersive anchor in rock stratum and weak rock stratum especially is not sufficient in the civil geotechnical engineering circles.
通过锚杆的支护加固，岩土体的强度和稳定性能够得到显著的改善和提高。
It can improve the strength and stability of ground, rock mass, and other structures.
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