|
Regarding the ventilation area required, we have a doubt about what has to be included in the mentioned
/ [6 K( J) m8 L# l: e4 ]area, i.e. does the ventilation area only include the holes at the level of the nose and the mouth, or include the
' V* o3 t9 C. D0 B+ |holes at the level of the eyes too?* D' m0 o% j4 O, w, Y0 P
4 P# d% g1 I5 ^1 ~
/ O- Q& V) Q3 u& VAll holes are to be taken into consideration whatever their position knowing that if only eye, nose and mouth
7 ]' P* T* Z9 F/ [( Aholes were considered the 150 mm requirement would conflict with the normal positioning of those holes for a1 f# D: o( I: P" Y- Y8 E
correct use and should never been fulfilled.% |6 V6 S( G- p: _9 V0 t; q
红色字体 at the level of该怎么翻译呢???
/ Q- j7 n2 r/ y( y n2 D! `) L: c% U下面的话的意思我的理解是所有的洞都要考虑到,不管他们的位置,如果只是考虑眼睛,鼻子和嘴的洞的150毫米的要求的话会和他们正常的位置起冲突,从而影响到正常的使用,导致永远不会被满足......
& z! A i1 B2 O y" h0 H1 Q. {: m' e, n
那究竟是不是要考虑眼睛和嘴巴之间的距离呢??谢谢 |
|