聚酰胺不具备以下哪个性能特点( )
A. 冲击强度高
B. 结晶度大
C. 是适合用于湿态环境的绝缘材料
D. 具有自润滑性
Listen to the news report and get the main idea.
A. The subtropical storm Alberto has caused a big problem for people in the Gulf Coast.
B. 20 million people have been flooded and need help bacause of the subtropical storm Alberto.
C. The subtropical storm Alberto will stop gradually.
D. The subtropical storm Alberto brings a lot of rain to the Gulf Coast.
Jose Diaz-Balart: In the south, people are under flood watches tonight as Alberto gains strength and builds a great deal of rain. This could be a big problem for people along the Gulf Coast from Florida to Louisiana. Dave Price is it all and has a forecast. Dave?Dave Price: Jose, this is the first named storm of the season and of course the season doesn't officially begin until June 1st. This is what we're looking at. There it is sitting just to the north of the western tip of Cuba. Wind sustained right now at just about .Movement to the north at about 13 miles per hour. Wind speeds and forward speed probably going to pick up in the next little while. It's going to take a jog towards Florida and then it's gonna to the north and to the west before finally around 1:00 p.m. with wind sustained just west of Panama City. One of the big concerns over the next 48 to 72 hours? Well, right through Florida. The storm then gains strength, of rain or more could be hitting the Gulf states, that along with high surf and a trip current risk as well. And that, of course, if it doesn't stall, then we're talking about more rain. Jose?Jose Diaz-Balart: Dave Price, thank you very much.
One of the __1__ many companies make is to __2__ a member of their upper management as a __3__ without actually considering his or her negotiating __4__. In many cases, being the boss almost __5__ someone from being a good negotiator. Such a person may be used to getting their way without question and unable to __6__ in the give and take that's at the heart of negotiations. unless their management style is strongly based in __7__, they will be unwilling to allow for the needs of their __8__. The negotiator must always __9__ the middle ground. He or she must enter the negotiation process with the understanding that both __10__ must leave the table with a sense that they've received “enough”.