The gas main exploded and set fire to the house. 煤氣總管爆炸引起房子失火。
Returns to the palace, the small ring jubilant hugs these shrimp to give the jade meals room main pipe Li father-in-law to look. 回到宮里，小環(huán)子興高采烈的抱著(zhù)這些蝦去給玉膳房總管李公公看。
The plumber finds no pipe leaks and suspects a mains leak. 水管工沒(méi)有發(fā)現漏水的水管，懷疑是主管道漏水。
Obviously the main fault lies with the old directors. 很明顯，主要的責任在于老主管們。
Our main activity this week is planning this project. 我們這周主要的活動(dòng)是策劃這個(gè)項目。
But the main reason for action this week was to forestall financial-market panic. 而本周之所以這么做的主要原因是防止金融市場(chǎng)恐慌。
Or the pumps can discharge to a force main conveying wastewater under pressure to the treatment plant. 或崩可以將壓力污水干管中的廢水在壓力下輸送到污水處理廠(chǎng)。
With two segments and midsection inflexion of main pipes, the irregular well positions were well represented and the length of the total main pipes was shorten by a long way. 該種管網(wǎng)布置方式是將每個(gè)方向伸出的干管分成兩段，中間拐彎，能夠較好地體現注汽井分布的不規則性。
The plumber finds no pipe leaks and suspects a mains leak. 水管工沒(méi)有發(fā)現漏水的水管，懷疑是主管道漏水。
Bypasses are used in steam service for warming up before the main line is opened and for balancing pressure where the lines are of limited volume. 旁路閥用在蒸汽操作中，用于在主管道開(kāi)啟前對其進(jìn)行預熱以及管道數量有限時(shí)平衡壓力。
