更多"The portraits（） look like them, but"的相关试题:
[单项选择]What does a SART signal sound or look like?（）
A. It transmits "SOS" and the vessel's name and position in slow speed Morse Code
B. It will appear on a radar unit's PPI as a line of dots radiating outward with the innermost dot indicating the SART's position
C. It will appear on a radar unit's PPI as a line of dots radiating outward with the outermost dot indicating the SART's position
D. None of the above
[填空题]（）是指给定瞬间设备的端电压U与设备额定电压UN之差对额定电压UN的百分值。
[单项选择]对于任意给定的复数b和c，若Un=bUn-1+cUn-2，求Un时的思路是：（）。
A. 将其看作等比数列
B. 将其看成等差数列
C. 列举法
D. 逐差法
[单项选择]包装牢固的1.4S项的弹药（仅限UN0012或UN0014），仅供自用条件下，每人携带毛重不超过（）千克。
A. 2
B. 2.5
C. 3
D. 5
[单项选择]As you like pop music,（）I like literature.
A. so
B. therefore
C. as
D. thus
[简答题]某车间变电所，装有一台变压器，其高压绕组有5%UN、UN、-5%U三个电压分接头。现调在主分接头“UN”的位置运行。该车间变电所有低压联络线与相邻车间变电所相联。现该车间变电所，白天工作时，低压母线电压只有360V，而晚上不生产时，低压母线电压高达410V。问此车间变电所低压母线电压昼夜偏差为多少？宜采用那些改善措施？
[单项选择]Air compressor cylinder un-loaders enable the compressor to （）.
A. vary their speed according to temperature and load
B. start and come up to speed before air compression begins
C. change speed according to overload demands
D. reduce compressed air charge density
[单项选择]A supercharged engine differs from an un-supercharged engine it operates at an increases pressure（）.
A. in which
B. on which
C. at which
D. in that
[单项选择]A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.
A. actual total loss
B. constructive total loss
C. general average
D. particular average
[单项选择]An un-loader is installed on an air compressor to （）.
A. bypass the high pressure stage to the low pressure stage on 100% of the air compressors in service
B. prevent excessive inter-stage pressure buildup
C. control compressor discharge pressure
D. remove all but the frictional load during starting
[单项选择]When a vessel navigates in an area with a small underkeel clearance but with adequate space to take avoiding action she（）.
A. should not be regarded as a vessel constrained by her draught
B. should be regarded as a vessel constrained by her draught
C. shall be regarded as a vessel restricted in her ability to maneuver
D. should be regarded as a non-displacement vessel
[多项选择]目前UN业务的折标系数正确的为（）
A. 0层按照100%
B. 一层按照50%
C. 二层按照30%
D. 三层按照30%
[单项选择]逆调压时，要求高峰时不高于（）Un。
A. 1.0
B. 1.025
C. 1.05
D. 1.075
[单项选择]You can（）them by color.
A. say
B. talk
C. tell
D. speak
[单项选择]Look at Tom! What（）?
A. does he do
B. is he doing
C. he is doing
[单项选择]You look nice in white.（）
A. Thank you
B. No, I am far from it.
C. Don't mention it
D. Not at all
[单项选择]10kV及以下用户供电电压允许变化范围是（）UN。
A. ±10%
B. ±3%
C. ±5%
D. ±7%
