|
会飞的鸭子 发表于 2017-3-8 21:00 " O' ?# ~. y$ O* Z* C6 \% E9 `
说话要说全啊,不然害死人!
7 V. t$ p6 ~8 `2 y4 Z3 i: Y如果我还是害死人,你早就死了。
5 }% ~* M1 b8 B4 B, g5 v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?4 s$ n: y, \8 x
5 L. f6 z: u1 M6 V4.2.6 Drop test; X& ^# U9 E. ?, N4 Y
The following equipment is subjected to a drop test:* a+ k2 l* _/ r0 `
– HAND-HELD EQUIPMENT; W" t1 Z' h- ]& p, r& @% E# h% S
– DIRECT PLUG-IN EQUIPMENT;- a2 n) D' p: O3 ~+ e0 H8 ~# u# C
– TRANSPORTABLE EQUIPMENT;
8 {# e* F, M, _% D– desk-top equipment having a mass of 5 kg or less that is intended for use with any; f# Z) o: U4 p: }
one of the following:
! M' N* `4 k7 F% S• a cord-connected telephone handset, or$ c! V0 g' H$ p9 z$ t
• another cord-connected hand-held accessory with an acoustic function, or
9 w4 q' d* i. b: {( t% _• a headset;- L- f+ ]# e: m! f9 o
– MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.
* x# M* L* z2 A2 [" q: H4 {NOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to empty the container.
& Y/ T f5 D/ e4 ~, aTo determine compliance, a sample of the complete equipment is subjected to three impacts
* h$ ?! X) i8 p. t0 M1 f. vthat result from being dropped onto a horizontal surface in positions likely to produce the most9 ?9 w$ h; ]5 G/ _' |0 X8 | ^
adverse results.
4 j5 f/ M+ t+ g6 j6 } v0 P$ Y2 G h
/ ~" c7 _, u$ U/ a/ }2 cThe height of the drop shall be:
$ t: F, Q# D% Z& [) A8 i! K E' S– 750 mm ± 10 mm for desk-top equipment as described above;; m# m$ a6 _2 Z9 |; U
– 750 mm ± 10 mm for MOVABLE EQUIPMENT as described above;
h* A9 [4 O% c' Y– 1 000 mm ± 10 mm for HAND-HELD EQUIPMENT, DIRECT PLUG-IN EQUIPMENT and
$ X0 W$ N5 J0 H( PTRANSPORTABLE EQUIPMENT.
( ~2 u1 q7 M8 b7 ?The horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of
4 b8 Y* I+ n4 J" D) B2 }plywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient
5 j6 {& g, }0 ]; t \/ x, Jfloor
. P/ ^ p" K/ X+ J& }3 [Compliance criteria are in 4.2.1." P+ m' N9 P! g- u* M2 l/ a$ ~
0 R6 \7 m7 @9 E8 y) W
3 ~- y& r8 B f+ M) Z: R |
|