A.disposeB.transferC.abandonD.overcome
A. dispose
B. transfer
C. abandon
D. overcome
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A.known forB.named afterC.definedD.called
A. known for
B. named after
C. defined
D. called
某高程测量见下图,已知A点高程为HA,欲测得B点高程HB,安置水准仪于A、B之间,后视读数为a,前视数为b,则B点高程HB为()。
A. HB=HA-a-b
B. HB=HA+a+b
C. HB=HA+a-b
D. HB=HA-a+b
A.whatB./C.whereD.which
A. what
B. /
C. where
D. which
A.convenientB.comfortableC.availableD.helpful
A. convenient
B. comfortable
C. available
D. helpful