(四)
某起重运输设备安装工程项目，承包方为了满足施工要求，针对其专业技术要求编制了两个施工方案，施工方案编制完成后，组织了相关人员对其进行了技术经济分析和比较，经过对其进行技术经济分析和比较后，确定了其中一个施工方案为本工程项目的优选施工方案。
起重运输设备按合同规定的时间提前安装完毕，为了不影响建设单位对设备的性能试验，监理工程师要求施工总承包商尽快进行验收。
问题

设备负荷试运转应怎样来组织

Inside the computer, the operation system (of another software module called a data communication (71) )must decide which program will get control next. Each program remember, is associated (72) . a particular front -end port. If a program’s data have not yet reached its front - end buffer, there is no point giving that program control. Thus the data communication monitor sends its own (73) signal to the front -end devices next port is polled. Note that the (74) computer speed. The computer never has to wait for a terminal or a communication line. Instead, it is the expressive front - end processor that waits for the slower system (75) to respond.

（75）处填（）。

A.form

B.constitutes

C.compose

D.components