Observe the same measures and precautions necessary for the safe handling of any compressed gas.
遵守对于任何压缩气体的安全操作都是必要的同样的措施和防范.
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Both must insist the rational advantageous principle, and must nimble, mobile, positive, safe handling.
既要坚持有理有利的原则, 又要灵活 、 机动 、 积极 、 稳妥处置.
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