?????(?50?)

1??????????____??????????___PA?( C )(1?)

A?1mm-2mm,0.4M B?1.6mm-3mm,0.6M

C?1.5mm-2.0mm,0.6M D?2mm-3mm,0.8M

2??????????????????????????______?( B )(1?)

A??????? B????????

C??????? D???????

3??????????????????????______?????????( D )(1?)

A?????????????

B????????????????

C?????????????

D???????????UV????????

4????????????????????????( D )(1?)

A?????????????????????

B???????????????

C??????????????????

D????????????????????????

5?????????????_____( B )(1?)

A??? B??? C???? D????

6??????????????????????????????_____???????( B )(1?)

A??? B??? C??? D???

7??????????????????_____?( B )(1?)

A???TDI?????????

B???HDI?????????

C?????????????????

8????????______??????( B )(1?)

A??? B??? C??? D???

9??????????????TDI?HDI??????????____ ( B )(1?)

A?0.2 B?0.4 C?0.8 D?1

10????????????_____???????______?????????????______??( C )(1?)

A?30?150mm-300mm,1-1.5 B?30?150mm-300mm?1-1.2

C?45?130mm-200mm?1-2 D?20?160mm-500mm,3-5

11?????????????______???( B )(1?)

A????? B????? C????? D?????

12??????????????????????????______?( A )(1?)

A?GB18581-2009 B?GB18582-2009 C?GBIT9757-2001

13??????????????????( D )(1?)

A??????????????????????????

B????????????????????

C?????????????

D???????????????????

14?????????????______?( D )(1?)

A????????? B??????

C???????? D???????????

15?????????????????????( B )(1?)

A?????????????

B?????????????

C??????????????

D?????????????????

16???????????______?( C )(1?)

A?45°??????????

B?60°????????????

C?45°????????????

D?????????

17?PE???????????????????( D )(1?)

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C??????????

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18???????????______?????______?????????????????????? ( D )(1?)

A?????? B??????

C?????? D??????

19???????????????????_____?( C )(1?)

A?????? B????????

C???????? D??????

20?????????????????______???( A )(1?)

A?8%~12% B?9%~15% C?6%~20% D?7%~16%

21??????????_____?( D ) (1?)

A???? B??? C??? D? ??

22????????????????????????????_____???????______??????( D )(1?)

A??????30-60 B??????10-50

C??????15-30 D??????20-40

23???????????______???????????______???( A )(1?)

A???????? B??????

C?????? D??????

24????????????????______( ABC )(????)(2?)

A????????

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C?????????????????

D??????????

25????????????????????????(ABCD)(????)

A????????? B????????

C??????? D??????????

26??????????????______?(ABC )(????)(1?)

A???????? B????

C?????? D?????

27??????????????????????????????????????????????????????????????( DEG )(????) (2?)

A???? B??? C????? D?????

E????? F????? G???

28?????????????????????????????_____?(ABC)(????)(2?)

A????????????????????

B???????

C????????

D??????

29???????????????______?(ABCD)(????)(2?)

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C?????????? D?????????

30?????“10?????????”????????????????______.(ABC)(????)(2?)

A????????????????

B?????????????

C?????????

D???????

31????PU?PE?NC?????????????????????????????(ABCD)(????)(2?)

A??????? B????????

C??????? D????????

32???????????????______ ( ABC )(????)(2?)

A??????????????

B???????????????

C???????????

D???????????

33???????????(ABC)(????)(2?)

A??????? B???????

C???UV? D???????

34? ????????????????(ABCD)(????)(1?)

A????????? B????????????

C??????? D???????

35???????????????( ABCD )(????)(1?)

A????? B?????? C????? D?????

36???????????????(ABC)(????)(1?)

A??????? B?????

C?????????? D?????

37????????????????????????????????????______?(ABCD)(????)(2?)

A??????? B???????

C???????? D?????

38??????????????????(ABCD)(????)(1?)

A????????? B????????

C???????????? D???????????

39?????????????______????????????????????????(ABC) (1?)

A???? B??? C????

40???????????????(AB)(1?)

A???????(?5°C)??????( ?90% ),????????;

B??????????????,????????, ?????????????

C??????????

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2?UV?????????????????????????????(?)

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4?????????????????(??)??????????????????????( ? )

5?UV????????????????????????(?)

6?UV?????????????????24????????????????(?)

7???????????????????????( ? )

8????(UV)????????????????????????(?)

9???????????????????7???????????15??(?)

10?????????????????????????????? ?????????????????????????????????( ? )

11????????????????????????????????????????????????????????????????( ? )

12???????????????????????????????????????( ? )

13?????????????????????????????????????????????????( ? )

14?PE???????????????????????????????( ? )

15????????????????????????????????????????????????????(?)