Motor unit is
A、a alpha motor neuron and the innervated muscle fibers
B、a motor neuron
C、a group of motor neurons with same function
D、a group of muscle fiber that involved in execution of a special movement.
E、a bundle of muscle fibers
A、a alpha motor neuron and the innervated muscle fibers
B、a motor neuron
C、a group of motor neurons with same function
D、a group of muscle fiber that involved in execution of a special movement.
E、a bundle of muscle fibers
A.a low load on the unit
B.a clogged pump suction strainer
C.a blockage in the line between the pump and hydraulic motor
D.the hydraulic motor turning too fast
A、燃气轮机输气机组是由燃气轮机驱动离心式压缩机Gas turbine transmission unit is driven by gas turbine centrifugal compressor
B、电动机输气机组是由电动机驱动离心式压缩机Motor gas transmission unit is driven by the motor centrifugal compressor
C、燃气发动机输气机组是以天然气作燃料的活塞式内燃机驱动。Gas engine transmission unit is driven by piston internal combustion engine fueled by natural gas
D、以上都不对
A.a system with a Hydraulic Power Supply (HPS) unit
B.a system with roller guides for exhaust valves
C.a system with an electronically controlled Alpha Lubricator
D.a system directly powered by electric motor
Toyota Motor now ranks as the world's second largest automobile manufacturers owing to its improved quality and enlarged market share.
A.正确
B.错误
What is the main topic of this report?
A.A crisis in the automobile industry
B.The latest export figures of a company
C.A new production facility
D.An upcoming motor race
It is (1)_____ one of the most expensive additions you can make. A brick double (2)_____ with an internal floor (3)_____ of 350 square feet might cost £8-9,000, though you could (4)_____ that by between a quarter and a half (5)_____ you used direct labour or built it yourself. For the same (6)_____ you (7)_____ have 2 extra bedrooms and. a bathroom. (8)_____ the prewar days when suburban gardens were (9)_____ than a handkerchief, the garage was (10)_____ as the "motor house". It usually stood at the (11)_____ of the garden as far away from the (12)_____ as possible. Nowadays, and not just for (13)_____ of space, we (14)_____ the garage to be (15)_____ to the house or sometimes even inside (16)_____ Normally, it (17)_____ to be big (18)_____ for two cars parked side by (19)_____ though some builders still cheat and provide a nose-to-tail unit which saves on space but is a nuisance to (20)_____.
A.as well
B.also
C.because
D.for
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