如题图所示,设已知破碎机的行程速比系数K=1.2,鄂板长度lCD=300mm,鄂板摆角ψ=35°,机架长度lAB=80mm。求曲柄和连杆的长度,并求出机构最小传动角γmin
第1题
I didn't go to the party,but I do wish I (be)there
第2题
I didn't go to see the film, because I ______ (see)it before.
第3题
I didn't go to the party, but I do wish I ______ there.
A.were
B.would be
C.had been
D.will be
第4题
I didn't go to the party, but I do wish I ______there.
A.were
B.would be
C.had been
D.will be
第5题
I didn' t go to the party, but I do wish I ______ there.
A.were
B.would be
C.had been
D.will be
第6题
I didn't know ______ or stay here.
A.either to go
B.whether to go
C.if to go
D.if that I should go
第7题
The reason I didn’t go to America was _____ a new job.
A. due to
B. because I got
C. that I got
D. because of getting
第8题
I didn't go with them to the beach yesterday. But I do wish I ______ there
A.have been
B.had been
C.was
D.am
第9题
______, I didn't go to the office.
A.To being sick
B.To be sick
C.Be sick
D.Being sick
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