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【多选题】
下列关于榫头宽度表述正确的是 ?A.
根据工件的大小和接合部位而定。
B.
用开口榫接合时榫头宽度等于方材零件的厚度或者宽度。
C.
榫头宽度与榫眼长度的配合采用过盈配合。
D.
当榫头的宽度超过40mm时，可以分成纵向双榫。
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【单选题】What is ship’s heading? Ship’s heading is the direction _____.
A.
the vessel is pointing
B.
the vessel is traveling relative to land
C.
the vessel is traveling relative to ground
D.
the vessel is drifting
【单选题】What is ship’s heading? Ship’s heading is the direction where ( ).
A.
the vessel is pointing
B.
the vessel is traveling relative to land
C.
the vessel is traveling relative to ground
D.
the vessel is drifting
【单选题】The nurse documents that a 45-year-old male is 177.8 cm(5 ft 10 in)tall and weighs 97.5 kg(215 1b). He tells the nurse that he"has a good appetite, but doesnt get much exercise because of his busy wor...
A.
normal body nutrition related to healthy eating patterns and good appetite.
B.
altered nutrition, more than body requirements related to intake greater than calories expended.
C.
risk for altered nutrition, more than body requirements related to lack of routine exercise.
D.
obesity related to lack of exercise.
E.
risk for altered nutrition, less than body requirements related to lack of exercise.
【单选题】When H2S is burned on a ship, what can you expect to occur?
A.
Only 80% of the H2S will be converted to SO2 or free sulfur
B.
The H2S not converted will not be dangerous
C.
All of the H2S will be converted to SO2
D.
All of the H2S will be converted to hydrogen and free sulfur
【单选题】20130230下列关于多媒体信息的叙述中,不正确的是(30)。
A.
在计算机中用T和F表示多媒体信息的值
B.
声音信号是模拟信号，计算机处理时需要转换成数字声音信号
C.
在计算机中，图形、图像和视频也必须用数字化形式来表述
D.
WAV是声音文件的格式，JPEG是图形图像文件格式
【简答题】干法灰化与湿法消化的优缺点?
【单选题】The nurse prepares a plan of care for the client with preeclampsia and documents that if the client progresses from preeclampsia to eclampsia, the nurse should take which first action?
A.
Administer oxygen by face mask.
B.
Clear and maintain an open airway.
C.
Administer magnesium sulfate intravenously.
D.
Assess the blood pressure and fetal heart rate.
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