The two rear jacks ( those closest to the mast ) are independently ad-justable.

Loading was achieved through a battery of hydraulic jacks acting on a rigid metallic distribution plate.

通过作用于刚性金属垫板上的一组液压千斤顶加载.

Freyssinet flat jacks may be required to compensate for distortions arising from creep and shrinkage.

弗涅新奈氏扁千斤顶可用以调整收缩与徐变产生的变形.

The front end is equipped with hydraulic jacks used for grade adjustment.

前瑞安装有液压千斤顶用来调整坡度.

Hydraulic jacks under the machine produce the movement.

是机器下面的液压千斤顶造成的移动.

The small British crowd roared themselves hoarse, waving their Union Jacks.

一小群英国人挥舞着国旗，吼得嗓子都沙哑了。

Jack skinned his knee when he fell.

杰克跌倒时膝盖擦破了皮.

All work and no play makes Jack a dull boy.

[谚]只学习,不玩耍,聪明孩子也变傻.

Jack squared his shoulders and entered the game.

杰克严阵以待投入比赛.

Jack is very small for his age.

按他的年龄,杰克的个子显得太小.

Jack is her only offspring.

杰克是她唯一的后代.

He agreed to our sending Jack to Hong Kong.

他赞成我们把杰克派往香港.

Old Jack was over 90 when he snuffed it.

老杰克咽气的时候已经90多岁了.

Don't worry, he'll jack the whole thing up for us.

别担心, 他会替我们把一切料理好的.

Jack showed his dislike plainly in scorching satire.

杰克以尖刻的讽刺直率地表明了自己的厌恶.

Jack disobeyed his father and went to the cinema.

杰克没有听父亲的话,去看电影了.

She cast her eyes down modestly while Jack was talking about her.

杰克谈及她时她稍稍垂下目光.

Suddenly Jack shouted that he had lost five pounds.

突然杰克大喊他丢失了五英镑.

Don't let what Jack said worry you; that man's opinion of your performance is beneath your notice.

不要把杰克的话放在心上, 那家伙对你的表演的意见不屑一顾.

I asked Jack for his political views, but he said he preferred to hold aloof.

我问起杰克的政治观点, 他说他宁可避而不谈.

She quartered Mary with Jack.

她使玛丽和杰克住在一起.