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【判断题】
现浇无梁楼板的跨度较大,一般厚度不小于80mm。
【单选题】
锚接是在踏步上预留孔洞,然后将钢条插人孔内,预留孔一般为50mm×50mm,插人洞内至少(),洞内浇注水泥砂浆或细石混凝土嵌固。
【判断题】
对于盘式制动器,通风式制动盘厚度一般取20-50mm。
【单选题】
钢筋拉伸后的长度是1000mm,拉伸了50mm,
则该钢筋的伸长率是多少?
【判断题】
附着式升降脚手架升降操作时,各相邻提升点间的高差不得大于50mm,整体架最大升降差不得大于100mm。
【判断题】
模板支架底部应设置底座和垫板,垫板长度不小于3倍立杆纵距,宽度不小于100mm,厚度不小于50mm。
【多选题】
镀锌钢管管径≤100mm螺纹连接,管径>100mm应采用什么连接( )?
【判断题】
泛水要具有足够的高度,一般不小于100mm。()
【单选题】
已知某轴的公称尺寸为φ50加工后测得的实际尺寸为φ50.022mm,则实际偏差为 ( )
【单选题】
当比例为1:50时,图上量得长度为30mm,实际长度为m。
【单选题】
The morning paper __________ a story about demonstrations in New York and Washington @@@@
【单选题】
Tom is in favor of going to the movies; Jack insists on playing football.
【单选题】
Ever since the Smiths moved to the suburbs a year ago they __________ better health.
【单选题】
She is quite capable and can be depended on in an __________ .
【单选题】
He studied hard in his youth, __________ contributed to his great success in later life.
【单选题】
I was worried about chemistry, but Mr Brown gave me an A!
②
Congratulations! That’s a difficult course
【单选题】
__________ evidence that language acquiring ability must be stimulate@@
【单选题】
Having been asked to speak at the convention __________
①
some notes were prepared for Dr. Smith
②
Smith prepared some notes
③
The convention members were pleased to hear Dr. Smith
④
Some notes were prepared by Dr. Smith
【单选题】
For a successful business, friendly and __________ staff are essential.
【单选题】
Mr. Chairman, could I raise a point about the plan?