题目内容

king features and benefits first. It's often not enough to just list the features of a product as your audience may not always understand them. Use {A. description; B. descriptive; C. described} language to convey how any one feature will benefit the buyer and {A. how; B. what; C. who} purchasing the item will make the consumer's life easier. Potential buyers want to know what the product will do for them.Second, use clear and decisive language. It's important when writing product descriptions to be concise. Use common language and terms that are easy to{A. remember; B. write; C. understand}. Clearly describe the product without{A. to get; B. get; C. getting} too technical or boring so the reader stays engaged. Last but not the least, include a call-to-action. The best product descriptions always{A. ask to; B. ask for; C. asking} a sale. Be creative and encourage the potential buyer to purchase your product by telling them exactly how to do it.

查看答案
更多问题

某工业园区洁净室的空气洁净度等级为(N)6级。室外大气尘浓度(大于等于0.5μm)为30×104pc/L,室内单位容积发尘量G=1.8×104pc/(min.m3),采用一次回风系统,回风比S=0.8粗效过滤器效率η粗(大于等于0.5μm),中效过滤器效率η中=300(大于等于0.5μm)。考虑不均匀分布系数φ=1.1,按不均匀分布计算理论。换气次数nv=60.5h-1,安全因数a=0.6,末级空气过滤器的效率(大于等于0.5μm)必须大于________。已知:(0.1/0.1)=1;(0.1/0.2)2.08=0.2365;(0.1/0.3)2.08=0.1018;(0.1/0.5)2.08=0.03517。

A. 99.9%
B. 99.99%
C. 99.999%
D. 100.00%

在什么情况下对触电伤员用心肺复苏法救治其三项本措施是什么?

一般净化空调系统,配置空气过滤器为粗效过滤器、中效过滤器(或高中效过滤器)、末级过滤器(亚高效或高效过滤器)。中效过滤器或高中效过滤器宜集中设置在_______。

A. 空调系统的负压段
B. 空调系统的正压段
C. 送风管上
D. 送风口处

北京地区某洁净室面积为250m2,层高3.0m;室内参数要求:t=(2±21)℃,φ=(50±5)%,洁净度等级[N]7级,室内热负荷60kW,人很少,ε→+∞,室内空气露点温度t1=12℃,送风温度t0=14℃,洁净室的送风量为________m3/h。

A. 11250
B. 15000
C. 18750
D. 22280

答案查题题库