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【单选题】
在材料、空气的交点处，沿水滴表面的切线与固体接触面所成的夹角称为润湿边角θ，当润湿边角≤90。时，水分子之间的内聚力小于水分子与材料分子间的相互吸引力， 此种材料称为( )。A.
抗冻性材料
B.
亲水性材料
C.
憎水性材料
D.
耐水性材料
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皮皮学刷刷变学霸
举一反三
【简答题】以下使 i的运算结果为4的表达式是( ) 。A. int i=0,j=0; i=3,(j++)+i++; B. int i=0,j=0; j=i+=((i=2)*2); C. int i=0,j=1; (j==1)?(i=3):(i=4); D. int i=0,j=1; i+=j+=3;
【单选题】The area of strong westerly winds occurring between 40°S and 60°S latitude is called the .
A.
polar easterlies
B.
prevailing westerlies
C.
roaring forties
D.
jet streams
【简答题】Packing：1 pc per polybag and inner box 36 pcs per strong seaworthy export carton.
【单选题】A typhoon swept across this area with heavy rains and winds _________ strong as 113 miles per hour.
A.
too
B.
very
C.
so
D.
as
【单选题】From ______ the information concerning the tons per centimeter immersion of a vessel shall be usually found.
A.
variation curve
B.
dead weight scale
C.
table of azimuth
D.
freeboard assignment
【单选题】以下使i的运算结果为4的表达式是( )
A.
int i=0,j=0; (i=3,(i++)+i);
B.
int i=1,j=0; j=i=((i=3)*2);
C.
int i=0,j=1; i++=j++*2;
D.
int i=1,j=1; i+=j+=2;
【单选题】以精神的一致克服离别的悲痛是王勃离别诗常用的主题，以下哪句诗歌不属于此类主题?
A.
山人不惜醉，唯畏绿尊虚。(《郊兴》)
B.
与君离别意，同是宦游人。(《送杜少府之任蜀州》)
C.
无论去与往，俱是梦中人。(《别薛升华》)
D.
归骖将别棹，俱是倦游人。(《临江二首》其一)
【单选题】If a strong, persistent trend in the exchange rate appears to be inconsistent with any form of economic fundamentals, it is called:
A.
exchange rate parity.
B.
a speculative bubble.
C.
overshooting.
D.
uncovered speculation.
【单选题】Beijing ______ some strong winds, with dust blowing at 20 meters per second in the capital these days.
A.
sees
B.
saw
C.
is seeing
D.
was seeing
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