()是指在一定条件下为保证施工生产正常进行,材料合理储备的数量标准是确定能保正施工生产正常进行的合理储备量。
A.预算定额
B.施工定额
C.材料储备定额
D.概算定额
参考答案:C
搭设脚手架,脚手架钢管的选材应满足()要求。
A.脚手架钢管宜采用Φ48×3.5mm的钢管
B.脚手架钢管宜采用Φ48.3×3.5mm的钢管
C.横向水平杆最大长度不超过2.2m
D.其他杆最大长度不超过6.5m
In the following essay, each blank has four choices. Choose the most suitable one from the four choices and write down in the answer sheet. Heterogeneous network environments consist of computer systems from (66) vendors that run (67) operating systems and communication protocols. An organization that (68) its computer resources is usually (69) the task of integrating its heterogeneous systems. Typically, each deparlment or division has defined its own network needs (70) OS, LAN topology, communication protocols, applications, and other components.
A.same
B.similar
C.different
D.difference