- 重点词汇
- may be也许,可能;
- breathing apparatus吸气[排气]装置,通气[供氧]设备,氧气呼吸器;
- requiredadj.必须的,<美>(学科)必修的;
- self-containedadj.独立的;设备齐全的;自给自足的;沉默寡言的;
- 相关例句
Do not stay in dangerous zone without self-contained breathing apparatus.
除非有设备齐全的氧气呼吸,否则不宜呆在火灾危险区.
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Among firemen's outfits, breathing apparatus out of order, please replace it.
本船消防员装备中呼吸器不能使用, 请予以更新.
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In emergency situations self-contained breathing apparatus ( SCBA ) may be required.
在紧急情况下,可能要求有自给式呼吸器.
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In emergency situations self-contained breathing apparatus ( SCBA ) must be used.
紧急形势下,必须使用自给式 呼吸器 .
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Long-term swimming exercise, can increase the depth of breathing, capacity to improve.
长期 的游泳锻炼, 可以使呼吸深度增加, 肺活量提高.
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We call it qigong . Chinese practice the qigong or breathing exercise individually or in groups.
中国气功可以单独练,也可以集体练.
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分析高位池养殖的环境影响和环境经济损益,评价高位池养殖的合理性和前景,提出改进的措施和建议.
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The livestock and poultry breeding has become one of backbone industries for agricultural economy.
畜禽养殖业是农村经济的支柱产业之一,但其排放的污废水对环境构成了巨大压力.
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