槽钢制动梁全长原型为（）。 1765～1700mm。 1767～l773mm。 1667～1776mm。 1640～1652mm。
An IBM Business Partner has sold a DS5020 and new IBM SAN switches to replace a customer EMC storage infrastructure. The customer dissatisfaction has arisen during the installation because according to the DS5020 interoperability matrix， two HP Proliant servers running Exchange have FC HBAs that are not supported. Which of the following is the most probable cause of the customer dissatisfaction（） The EMC storage specialist has not participated in the TDA meeting。 The FC HBAs are 4 Gbps technology。 The Technical and Delivery Assessment review actions were not executed。 The customer should have checked that the HBAs are supported according to the HP storage interoperability matrix。
砌筑墙体中，可以不设置过梁的洞El最大宽度为（）。 250mm。 300mm。 400mm。 500mm。
请描述机组的三种停机方式
Which command(s) will result in the smallest sized backup of the text files contained in the /staticFS filesystem?（） tar -cvf file_system.tar /staticFS ; gzip file_system.tar。 tar -xvf /staticFS file_system.tar ; gzip file_system.tar。 tar -cvf /staticFS file_system.tar ; compress file_system.tar。 tar -xvf file_system.tar /staticFS ; compress file_system.tar。
《测绘法》确定的基本制度可以划分为（）
