单词:valve hydraulic lifter
单词:valve hydraulic lifter 相关文章
Lesson 29 The weight-lifter Last week father took the children to a circus. First they saw a weight-lifter. He was very strong. He picked up a heavy weight. He was strong enough to lift it above his head. Then a clown appeared. He tried to lift the
Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.
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我们今天要学的习惯用语都有这样一个词,heavy。 Heavy通常的意思是沉重的, 但是用在习惯用语里意思却会转化。 今天要学的第一个习惯用语是: heavy hitter。 Hitter指打击者, 可能是棒球场上
turn on 打开,使某人产生兴趣,使兴奋 Do you want me to turn off the TV? 你想要我关电视吗? Turn off the lights before you come to bed. 在上床之前记得关灯。 You have to turn the gas valve off before going out. 你出门前