A、 When there is trichloroethylene,you should not worry about it.
B、 Trichloroethylene is good for health.
C、 Trichloroethylene is hazard for health.
答案：C
A、 When there is trichloroethylene,you should not worry about it.
B、 Trichloroethylene is good for health.
C、 Trichloroethylene is hazard for health.
答案：C
A. arms
B. activates
C. releases
A. wash system
B. water system
C. cleaning system
A. DIM
B. DARK
C. ILLUMINATE
A. The wind speeds recorded as alterables on the diagrams of this Handbook
shall be understood as the headwind or tailwind components of the reported
wind .
B. The wind velocities recorded as variables on the charts of this Handbook
are goning to be understood as the headwind or tailwind constituents of
the reported wind .
C. The wind velocities recorded as immutables on the charts of this
A. 为了便于参考,这些分隔标签应交错放置
B. 为了简单参考,这些分隔标签应平行放置
C. 为了便于参考,这些分隔标签应乱序放置
A. Where schematic diagrams are complex by virtue of automatic features
or articulated controls in the subject system, these characteristics
should be pointed by means of explanatory text in the diagram, or in the
accompanying text,or both.
B. Where schematic diagrams are complex by venture of automatic characters
or articulated controls in the subject system, these characteristics
should be pointed at by means of apparent text in the diagram, or in the
accompanying text,or both.
C. Where schematic diagrams are complex by virtue of automatic features
or interrelated controls in the subject system, these characteristics
should be pointed out by means of explanatory text in the diagram, or in
the accompanying text,or both.
A. All pages of semi-size fixed-leaf manuals shall be set up for standard
loose-leaf fling.
B. All pages of each size fixed-leaf manuals shall be set up for standard
loose-leaf fling.
C. All pages of full size loose-leaf manuals shall be set up for standard
loose-leaf fling.
A. arms
B. activates
C. releases
A. In flight,Flight Idle Power required for the engine to operate at slowly
speed is an important condition to ensure good engine operation and
airplane handing characteristics.
B. Flight Idle Power is the power required for an engine to operate at
a minimum speed during flight to ensure satisfactory engine operation and
aircraft handing characteristics.
C. In flight,good engine operation and aircraft handing characteristics
are guaranteed to provide the engine with Flight Idle Power needed to
operate at the lowest speed .
A. 压力管分布在另一个方向上。
B. 压力管分布在相同的方向。
C. 压力管分布在不同的方向。
