【判断题】在tRNA分子中,除4种基本碱基(A、G、C、U)外,还含有稀有碱基。 ( )
【简答题】请简述现代船用柴油机提高经济性的主要措施。
【判断题】( PRINC “ \ nABC” )换行返回 ABC 。
【单选题】For the clavipectoral fascia which of the following is not correct?
A.
It is the deep fascia connecting among the coracoid process, subclavius and pectoralis minor.
B.
The lateral pectoral nerve passes through it.
C.
The thoracoacromial artery passes through it.
D.
The medial pectoral nerve passes through it
E.
The cephalic vein passes through it.
【单选题】In some cases facilities may be provided for emergency overriding oil pressure shutdown, if this facility is used, adequate warning must be given to _____.
A.
the bridge watch-keeper
【单选题】The following structures pass through the clavipectoral fascia, except
B.
Thoracoacromial artery
C.
Lateral pectoral nerve
【单选题】What is the greatest danger of an overriding tow? ______.
A.
Fouling of the towing hawser
D.
Collision between the tow and the stem of the towing vessel
【单选题】According to President F. D. Roosevelt, the funds for basic research in public colleges and universities would he ______.
A.
endowed by state government
B.
provided by federal government
C.
solved by universities themselves
D.
donated by private companies or rich people
【简答题】overriding commission