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会飞的鸭子 发表于 2017-3-8 21:00 / f; N/ a6 H/ p
说话要说全啊,不然害死人! $ h6 T% K+ G( X
如果我还是害死人,你早就死了。6 Z7 r# N. Y' a- I+ s2 K
楼主提到几块板子,怎么构成了吗?他问的是硬度。是不是像下面这样就全了?) B, [) W! y# [# m
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4.2.6 Drop test
( z, U) p0 S- L( z8 |The following equipment is subjected to a drop test:
5 J% r5 B0 A" u F. W; I5 \. W– HAND-HELD EQUIPMENT;# c" w6 O5 Q a6 ~# y
– DIRECT PLUG-IN EQUIPMENT;1 @' ^' `, M: {0 I: K" \
– TRANSPORTABLE EQUIPMENT;+ u2 C# a: C5 H+ |
– desk-top equipment having a mass of 5 kg or less that is intended for use with any
# W K6 I1 l5 F6 Y9 f/ T$ |* Done of the following:" V$ u2 I3 P$ u1 u3 k' E+ X
• a cord-connected telephone handset, or
: i& P- j& i" X% i: D4 f( |• another cord-connected hand-held accessory with an acoustic function, or
; G1 D$ |* e+ ]4 J- P2 k1 g• a headset;
5 n6 {! ^: @$ ?5 }+ d– MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.9 q& x8 o- H" B; }
NOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to empty the container.
h' ~# a& i/ z/ Y& D( @To determine compliance, a sample of the complete equipment is subjected to three impacts
& r W8 Z/ v/ f3 Z$ n% Q& `that result from being dropped onto a horizontal surface in positions likely to produce the most- v* k' q& H5 N1 t/ @
adverse results.' g* j9 b( m/ C
# f/ r* h$ q2 r; SThe height of the drop shall be:3 E9 n9 B' p- J& Y
– 750 mm ± 10 mm for desk-top equipment as described above;. D% U8 D* S% e) C, s
– 750 mm ± 10 mm for MOVABLE EQUIPMENT as described above;
: l2 j, D8 m5 Q# X" P$ F, M– 1 000 mm ± 10 mm for HAND-HELD EQUIPMENT, DIRECT PLUG-IN EQUIPMENT and5 Q; U6 }" _6 }* H
TRANSPORTABLE EQUIPMENT.3 Y' y. b; q/ F8 ?# M! c& a9 K
The horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of0 y. u* e" G+ x! D7 \* @
plywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient" ]' s4 _$ W) ^
floor. _: J! V1 J4 ? y+ G) f. [# B: V
Compliance criteria are in 4.2.1.: p8 W& D {% G' O
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