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有个专门的决议说这个问题:4 N9 I1 F' \/ @0 o: M n3 m
COLLECTION OF OSM/HA DECISIONS' s8 p, }: J5 _7 ^1 Q0 l8 X
Standard:
u: ^) L4 R e b% f5 @EN 60335-1/1988& ], s' s0 B/ y6 d
Sub clause: 2.2.10 Sheet n. OSM/HA 01
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Subject: Definitions Key words:3 _; l2 Q1 [1 A3 d+ J
-special purpose tools Decision taken at the* L i6 u2 f1 L+ N: j
8th meeting 19945 O0 B( u+ y' S! \6 T
Question: What is a special purpose tool?
% v2 z B# l4 R: j: L3 S$ D) P& pDecision: The examples of screws shown in the figure are considered as having a head) M5 {# P6 F; M1 ]# T" ?
for which a special purpose tool is needed./ x; t( w* D0 D
Explanatory notes:
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