The heat dial was set at 150 degrees.温度调节器设定在 150 度。Don't touch that dial…不要碰那个刻度盘。The dial index will rotate in azimuth, giving an incorrect heading reading.读数示标会绕方位轴转动, 给出不正确的航向读数.The needle of the dial had shot u...
Simply dial the number and tell us your area.只需拨这个号码告诉我们你在什么地方。She picked up the phone, and began to dial Maurice Campbell's number.她拿起电话听筒，开始拨打莫里斯·坎贝尔的号码。Swipe your card through the phone, then dial.在电话机上刷卡，然后拨号。...
Glyoxylic acid was rapidly synthesized by catalytic oxidation of glyoxal with H 2 O 2.在催化剂存在下,用双氧水氧化乙二醛溶液快速合成了乙醛酸.Glyoxal is prepared with waste liquid propellant HNO 3 - 27 S and ethanal.利用报废的液体推进剂硝酸-27S和乙醛制备乙二醛.There a...