您要查找的是不是：
- electron opaque material 非导电物质
- This rotary sprinkles is made of opaque material. 这个旋转式洒水车由不透明的材料制成。
- It is very easy to shield against UV, though; just a few millionths of a meter of opaque material is enough to protect bacteria. 不过，紫外光极易遮挡，只需要几片10-4公分厚的不透光材质，即足以让细菌免于受到伤害。
- It may even die out altogether, as in opaque materials. 它甚至会完全消失，就像在不透明的物体里。
- Adopt opaque materials,convenient for using,many colors for choice. 采用不透明材料、便于使用，多种颜色可供选择。
- Since the thermal radiation largely stopped by ordinary opaque materials, buildings and clothing can provide protection. 既然普通不透明的材料可以在很大程度上阻止住热辐射，建筑物和衣服就能起防护作用。
- 18.This rotary sprinkles is made of opaque material. 这个旋转式洒水车由不透明的材料制成。
- The material is flawed throughout. 这种材料到处是裂缝。
- I felt his report was deliberately opaque. 我觉得他的报告故意含糊其词。
- Earthenware decorated with colorful, opaque glazes. 彩釉饰有彩色、不透明釉料的陶器
- An opaque pigment used when painting in this way. 树胶水彩画颜料作这种画时所用的不透明颜料
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- That material surpasses all others in fineness. 那种材料精良超过其他所有材料。
- The problem is how we are to get the raw material. 问题是我们怎样得到原材料。
- Jim is going to get material for a new book. 吉姆正打算为一部新书准备材料。
- The storm did a great deal of material damage. 暴风雨造成了大量物质损失。
- Their intentions remained opaque. 他们的意图仍然令人费解。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- Radioactive ray is material thing. 放射线是实际的物质。
- The presentation of the material was untidy. 所提交的资料缺乏条理。
