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Regarding the ventilation area required, we have a doubt about what has to be included in the mentioned
$ X5 u# Q* l% ?+ Jarea, i.e. does the ventilation area only include the holes at the level of the nose and the mouth, or include the7 ~, D7 S5 X# M% B. N* N" T
holes at the level of the eyes too?
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' L& Z& ?- @% r C& p- ~- GAll holes are to be taken into consideration whatever their position knowing that if only eye, nose and mouth
B- C! d+ q, P+ R9 \% choles were considered the 150 mm requirement would conflict with the normal positioning of those holes for a
$ `. o, `6 A i" k" Q' `- kcorrect use and should never been fulfilled.
. f" k7 @9 N5 H# X, p 红色字体 at the level of该怎么翻译呢???' K( y/ N4 i) P; X I% r4 |5 J/ ^
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......
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那究竟是不是要考虑眼睛和嘴巴之间的距离呢??谢谢 |
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