（）inacharter-partyareworkingdaysonwhichtheweatherallowsloadingworkordischargingworktobedone.
A. Whetherworkingdays
B. Weatherworkingdays
C. Runningdays
D. Calendardays
查看答案
Theoutletfromanexpansiontankofaclosedfreshwatercoolingsystemshouldbepipedtothe（）.
A. cylinderheadwateroutletheader
B. cylinderjacketinletmain
C. heatexchangerinletconnection
D. jacketwaterpumpsuctionline
Theintakevalvesinadieselenginearereseatedby（）.
A. camfollowers
B. pushrods
C. combustiongases
D. valvesprings
（）thatkindofweatherpersist，itwouldbeverylikelythatthetwoshipswouldtoucheachother.
A. If
B. Providedthat
C. Should
D. When
（）thewayfromShanghaitoJapan，theshipencounteredheavyweather.
A. On
B. At
C. During
D. In
微信支付 
支付宝支付