During the operation of ethylene plant, off - line switch of acetylene converter will lead to great loss in ethylene production.

碳二加氢反应器的切换是乙烯装置运行过程中的重大操作工序，而离线切换会造成乙烯产品的大量损失。

dict.cnki.net

The Rangers' line-up also features lead-off man Elvis Andrus, veteran slugger Vladimir Guerrero and long-time team star Michael Young.

兰杰斯队的开场也是突出领军人物艾维斯•安德鲁斯、老手弗拉基米尔•格雷罗，以及一直都是球队之星的米歇尔•杨。

voa.hjenglish.com

Double with lead, patent general-screening formula, design modification can synchronously, line feeling slender, powder is exquisite, finalize the design waterproof do not take off makeup.

双用笔芯，专利专色配方，设计修改可同步进行，线感纤细，粉体细腻，定型防水不脱妆。贴心刻度笔身，为快速设计对称眉型、眼线提供标准数据。

www.e-anhua.com

We also find significant potential trading gains over three- to 30-day horizons after the conference for firms providing formal off-line access, suggesting that selective access can lead to profitable trading opportunities.

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The tricky thing is of course that such trade-offs inevitably at some point somewhere down the line lead to something going seriously off the rails.

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