【简答题】Stroke is a very rare________ in people in their thirties. ( occurrence, to occur )
【单选题】Very _______ exercise can increase the risk of stroke.
【单选题】装饰工程预算的编制方法主要有两种: 单位估价法 和( )
【单选题】控制钢筋混凝土构件因碳化引起的沿钢筋走向裂缝最有效的措施是:
【单选题】_________and stroke can occur together, or in very close proximity.
【单选题】One of the differences between a two-stroke engine and a four-stroke engine is,()
A.
a two-stroke engine works without exhaust operation
B.
a two-stroke engine works without compression stroke
C.
a two-stroke engine works without expansion stroke
D.
a two-stroke engine works without suction operation
【单选题】(2015·新课标全国II卷文综·33)由表1可以推知,19世纪70年代到20世纪初( ) 表1 英、美、法、德工业生产总和在世界工业生产中所占比例表 年代 1870 1896~1900 1913 比例 78% 74% 72%
【单选题】Which stroke is just behind the intake stroke?