【多选题】钢包精炼炉吹氩搅拌的作用()。
A.
底部吹氩可是钢包中的钢液产生环流,是钢液的成分和温度迅速的趋于均匀
B.
搅拌的钢液增加了钢中非金属夹杂碰撞长大的机会
C.
扩大渣,金属反应面,加速反应物质的传递,提高反应速率
D.
对于开浇温度有比较严格要求的钢种或浇注方法,都可以用吹氩的方法
【简答题】采用钢水包吹氩搅拌处理的作用主要是什么?
【单选题】钢包吹氩搅拌的作用,下列说法不正确的是()
【多选题】下列关于现浇混凝土及钢筋混凝土模板工程量的说法正确的有( )。
A.
除另有规定者外,现浇混凝土及钢筋混凝土模板工程量均应区别模板的不同材质,按混凝土与模板接触面的面积,以m3计算
B.
现浇钢筋混凝土柱、梁、板、墙的支模高度以3.6m以内为准,超过3.6m以上部分,每超过1m按定额规定增加相应工程量
D.
柱与梁、柱与墙、梁与梁等连接的重叠部分,以及伸入墙内的梁头、板头部分,单独计算模板面积
E.
现浇钢筋混凝土墙、板上单孔面积在0.3㎡以内的孔洞面积,不予扣除,洞侧壁模板亦不增加
【多选题】Which sentences are antithesis? (multiple choice)
A.
Not that I love Caesar less, but I love Rome more.
B.
You are staying; I am going.
C.
Ask not what your country can do for you; ask what you can do for your country.
D.
Give me liberty, or give me death.
【多选题】Which sentences are Onomatopoeia? (multiple choice)
A.
Then a dog began to howl somewhere ina a farm house far down the road--a long, agonized wailing, as if from fear.
B.
Crack! The stick broke in two.
C.
The logs were burning briskly in the fire.
D.
The stream is murmuring through the woods.
【多选题】Which sentences are synesthesia? (multiple choice)
A.
His action towards his motherland proved to be a Judas' kiss.
B.
Taste the music of Mozart.
C.
The birds sat upon a tree and poured forth their lily like voice.
D.
Never be exalted over apremature success, as it oftern turns out to be a Pandora's box.
【判断题】竞争者是企业的目标市场,是企业服务的对象,也是营销活动的出发点和归属 。
【多选题】Which sentences are alliteration? (multiple choice)
A.
Shanghai has been developing rapidly into a city full of vigor and vitality and showing a great promise.
B.
Super Bowl can turn zero to hero.
D.
One man's disaster is another man's delight.