您要查找的是不是：
- 有效X光源 effective X ray source
- X光源 X ray source
- 微型X光源 Mini X-ray source
- 有效X线束 useful beam
- X光源尺寸 Spot size of X-ray
- 仍然有效 hold good
- 这一法律仍然有效。 This law is still in vigor.
- 有效沟通 effective communication
- 我们用x表示一个未知数。 We use x as the symbol for an unknown quantity.
- 他指出禁令仍然有效。 He pointed out that the ban still stands.
- 备用光源 standby power source
- 原来那就是你们所谓的有效药物。 So that is your effective remedy.
- 昨天我的牙进行了X光检查。 I had an X-ray examination of my teeth yesterday.
- 标准光源 standard source
- 当日有效 This Date Only
- 外科大夫用X射线照射瘤。 The surgeons irradiated the tumor.
- 照明光源 lighting source
- 契约仍然有效。 The contract still holds.
- 医生细查了X光照片。 The doctor examined the X-rays.
- ＣＩＥ标准光源 CIE standard sources
