某产品效率提升后，成本降低0.3元/PCS，其中直接人工从0.5元/PCS下降到0.4元/PCS，此产品直接人工降本金额为（）。 A: 0.1元/PCS B: 0.2元/PCS C: 0.3元/PCS D: 0.4元/PCS

PCS：

PCS是信息化建设的核心，PCS的含义是（）。

RMB36.8003/PCS EXW Shenzhen

This printer is equipped with an 8-bit parallel （） port for PCs. A: plug B: insert C: link D: interface

某产品效率提升后，成本降低0.3元/PCS，其中直接人工从0.5元/PCS下降到0.4元/PCS，本月产出1000PCS，本月降本金额为（）。 A: 1000元 B: 2000元 C: 3000元 D: 4000元

中国大学MOOC: What is the logical order of the following paragraph?There are some differences, however. Whereas you will find more PCs in business offices, you will find more Macs in classrooms. Although Macs are the computers of choice of people who do a lot of art and graphic design in their work, PCs seem to be the choice of people who do a lot of “number crunching”. Finally, there is a difference in the availability of software, vendors, and service for the two computers. In general, there is a lot of PC-compatible software, but relatively little Mac software. Furthermore, for a Mac, you must purchase your machine and get service from Macintosh-authorized dealer, whereas many different computer stores sell and service PCs.

PCS代表水平循环类立体停车库

中国大学MOOC: PCS代表 类立体停车库

PCS系统所用类型、厂家及软、硬件特点？