A、A.The marine sextant
B、B.Thechronometer
C、C.The magnetic compass
D、D.The gyrocompass
更多“（）is used for measuring horizontal and vertical angles.”相关的问题
A、used to measure the speed of wind B、in which the pressure of air is measured C、that tells which dirction a storm is coming from D、used to measure the height of waves
A、The motion of the apparent sun is along the ecliptic B、Measurement of time is along the celestial equator C、The speed of the Earth's revolution is not constant D、There are variations in the Earth's rotational speed
A、used to measure the speed of wind B、in which the pressure of the air is measured C、that tells which direction a storm is coming from D、used to measure the height of waves
A、sufficient quantity； measured B、measured quantity；sufficient C、excessive quantity；sufficient D、the less quantity the better；the more the better
A、type of cargo gear B、instrument used in celestial navigation C、instrument used to measure relative humidity D、instrument used to measure specific gravity
A、Heavy derrick is used for lifting large heavy cargo. B、Derrick is used for lifting large heavy cargo. C、Heavy derrick is used for lifting dry bulk cargo. D、Derrick is used for lifting dry bulk cargo.
A、Throughput is raised as latency decreases. B、Throughput is based on available bandwidth. C、Throughput is lowered as latency decreases. D、Latency is measured by SYNs returned for each metapacket
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