钙质生石灰的有效氧化钙加氧化镁含量为87%,该生石灰为()。
A.优等品
B.一等品
C.合格品
D.不合格品
参考答案:B
下列物质的用途与其依据的性质不相符合的是( )
A.液氧应用在现代火箭中--氧气可以支持燃烧
B.一氧化碳能把赤铁矿石中的铁冶炼出来--一氧化碳具有可燃性
C.石墨用于制电极--石墨优良的导电性
D.用餐具洗洁精清洗餐具上的油污--洗涤中所用洗涤剂具有乳化功能
The communication management plan determines the information and communications needs of the stakeholders. In the following statements related to communication management plan. ( ) is false.
A. The communication management plan is contained in or is a subsidiary plan of, the project management plan.
B. The communication management plan can be formal or informal, highly detailed or broadly framed, and based on the needs of the project.
C. The communication manamgement plan organize and summarize the information gathered,and present the results of any analysis as comparedthe performance measurement baseline.
D. The communication management plan can include guidelines project status meetings,project team meetings,e-meetines,and e-mail