单词:internal check valve
单词:internal check valve 相关文章
第四篇 心血管系统 Section 4 Angiology 第一章 心血管系统 Chapter 1 Cardiovascular System abdominal aorta 腹主动脉 anterior cardiac vein 心前静脉 anterior inferior sinus of pericardium 心包前下窦 anterior interventricular branch 前室间支 anterior inte
Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.
Part One 你听不懂的 As clean as a whistle 非常洁净,清白,空的,灵敏的 The police tried to find evidence related to his criminal behaviour but he was as clean as a whistle. Mary rides on the horse and jumps over the barrier as clean as a whistle. Th
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!
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