海船船员考试
单选题Which is an acceptable means of correcting high mica between commutator bars?（）A undercuttingB sandingC burnishingD filing
题目
undercutting
sanding
burnishing
filing
相似问题和答案
第1题：
解析：本句参考译文：所谓某种文化的__________程度高，意思是某一社会中的少数人掌握更多权力，这或多或少被该社会中的其他人广为接受。
第2题：
Microwave communication uses high-frequency(56)waves that travel in straightlines through the air. Because the waves cannot(57)with the curvature of the earth, they can be(58)only over short distance. Thus, microwave is a good(59)for sending data between buildings in a city or on a large college campus. For longer distances, the waves must be relayed by means of "dishes" or(60).These can be installed on towers, high buildings, and mountain tops.
A．optical
B．radio
C．electrical
D．magnetic
第3题：
The word "high" means______.
A. large amount
B. drunk
C. seriousness
D. the top
此题为词汇题。根据语境可以判断出high一词的意思是喝酒喝“高”了。
第4题：
The height of tide is the ______.
A.depth of water at a specific time due to tidal effect
B.difference between the depth of the water and the area's tidal datum
C.difference between the depth of the water and the high water tidal level
D.difference between the depth of the water at high tide and the depth of the water at low tide
第5题：
The term Away From in the preparation of stowage plan for dangerous cargoes means that ________ ．
A.the cargoes shall be stowed in such positions that their vertical distances be greater than 3 meters
B.the cargoes shall be stowed in different holds or compartments
C.the cargoes shall be stowed in different holds or compartments between which there is at least a complete compartment
D.the cargoes shall be stowed in different holds or compartments between which there is at least a complete hold
第6题：
The (1) program means a program written in a high-level language. It is generally translated to an (2) program, which is in a form. directly understandably by the computer.
The translation is usually done by a program called (3).
A．assemble
B．web
C．C
D．source
第7题：
A high rate of separation between oil and water is favored by ______.
A.large size of oil globule(小球)
B.low temperature
C.high viscosity
D.high flow rate
第8题：
The EMP table has some discrepancy in data entry with a particular employee ID. You execute the query as shown in the Exhibit to retrieve all versions of the row that exist between two SCNs.View the Exhibit.Which two statements about the results of the query shown in the Exhibit are correct?（）
A. The LAST_SCN value in the first row is NULL, which means that the versions of the row still exist at SCN 6636300. LAST_SCN
B. The LAST_SCN value in the second row in NULL, which means that the version of the row still exists at SCN 6636300.
C. The LAST_SCN value in the third row is 6636280, which means that the version of row exists above SCN 6636280.
D. The LAST_SCN value in the second row is NULL, which means that the version of the row no longer exists because it was deleted. LAST_SCN
第9题：
The term Longitudinally Separated From by a Complete Hold in the preparation of stowage plan for dangerous cargoes means that ________ ．
A.the cargoes shall be stowed in such positions that their vertical distances be greater than 3 meters
B.the cargoes shall be stowed in different holds or compartments
C.the cargoes shall be stowed in different holds or compartments between which there is at least a complete compartment
D.the cargoes shall be stowed in different holds or compartments between which there is at least a complete hold
第10题：
日立MICA程序，要离线修改程序，通常选择MICA中的（）模式。
正确答案:LOCAL