粉喷桩的优点不包括（） 大大提高了原路基的强度。 减小了软土路基的沉降量。 缩短了软土路基的沉降稳定时间。 阻止地基在振动作用下产生液化，增强抗液化能力。
What does a Cisco Unified Wireless IP Phone 7921G deployment require（）？ more access points than a data network。 fewer access points than a data network。 less SNR than a data network。 specific relative access point placement。
人因工程学的研究方法有哪些？
下列对整体层面内部控制和业务流程层面内部控制缺陷造成的影响和程度的说法中，不正确的是（）。 两者造成的影响和程度不同。 企业整体层面的内部控制有缺陷，很可能影响多项认定，且很容易形成重大错报风险。 业务流程层面的内部控制有缺陷，通常只是影响少量的、具体的某些认定，影响程度不大。 两者均会影响多项认定，且都易形成重大错报风险。
Which of the following best describe the customer benefit of assessing for network readiness in the plan phase？ Select exactly 1 answer（s） from the following：（）。 reduce unnecessary disruption， delays， rework， and other problems by establishing test cases for use in verifying that the system meets operational， functional， and interface requirements。 improve its ability to make sound financial decisions by developing a business case based on its business requirements and establishing a basis for developing a technology strategy。 reduce operating costs and limit change-related incidents by providing a consistent and efficient set of processes。 improve the return on investment and hasten migration by identifying and planning for necessary infrastructure changes and resource additions， as well as reduce deployment costs by analyzing gaps early in the planning process to determine what is needed to support the system。
患者，男性，50岁，胆囊手术后，右侧腹部留置“T”管，护士巡回时发现“T”管周围有胆汁渗漏，护士应：（）
