按GB7588-2003《电梯制造与安装安全规范》规定，电梯额定（）速度时，可采用瞬时式安全钳装置。 υ＜0.75m/s。 υ＜1.0m/s。 υ≤0.63m/s。 υ≤1.0m/。
An installed customer has developed human resource constraints in the IT department. Which of the following allows the sales professional to proceed with future sales？（） Proof of concept。 Volume sales discounts。 ServicePacs。 Industry leading technology。
竹筒的形状有（）、（）和（）。
承诺只能由（）作出。 要约人。 受要约人。 要约邀请人。 承诺人。
You have created a resource plan， PROD_DB_PLAN， that uses the RATIO policy. The following consumer groups and their respective plan directives have been assigned to this resource plan： Consumer group HIGH_CG with CPU_P1 as 10. Consumer group MEDIUM_CG with CPU_P1 as 5. Consumer group LOW_CG with CPU_P1 as 2. Consumer group OTHER_GROUPS with CPU_P1 as 1. Which statement is correct in this scenario？（） The plan PROD_DB_PLAN can have subplans.。 The members of the HIGH_CG consumer group would get 10% of the CPU.。 The CPU allocation for the consumer groups would be based on the ratio defined for the CPU_P1.。 The CPU allocation would be equal between the HIGH_CG and MEDIUM_CG consumer groups if there are no sessions existing for the LOW_CG and OTHER_GROUPS consumer groups.。
多介质过滤器反洗时应启动（）
