根据朗格系数法估算拟建项目投资额的基础是()。
A. 投资估算指标
B. 安装工程费
C. 主要设备费用
D. 已建类似项目的投资额
当事人申请撤销仲裁裁决的，应当自收到裁决书之日起()个月内提出。
DDZ-Ⅱ型热电偶温度变送器进行零点迁移的好处是：（）。
A. 提高测量的精度和灵敏度
B. 扩大测量范围
C. 可以发出断偶保护信号
D. 可以省去冷端补偿电路
What are two characteristics of the SLB One-arm mode？ （）
A. It is not as common as bridge mode
B. The MSFC is not directly connected to the CSM
C. Outbound traffic from servers may need to be directed by PBR or CSNAT to the CSM
D. The SLB is moved to a position where selected inbound and outbound server traffic goesthrough the SLB
E. The CSM statically routes inbound server traffic to the aggregation switch FWSM， then to the connected server subnet
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