A reduced smoke propellant with high solid content was proved to be practical by theoretical calculation and experiments.
通过理论计算和初步实验，证实少烟高固体含量丁羟推进剂是实用的。
A novel method for producing urea formaldehyde resin with intensive viscidity, high solid content and low toxicity is introduced in this report.
介绍一种粘结强度大、固含量高、低毒环保型的脲醛树脂粘合剂的合成方法。
Wool also has a high settleable solid content .
羊毛还含有沉淀性能极好的固体物质。
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