他没有为降低汽油使用量的计划提供强制执行的保证。
He failed to provide his plan to reduce petrol consumption with any teeth.
二者间良好的粘结质量是保证加固效果的前提，同时也是加固中设计纤维布使用量的基础。
The nicer bond quality is the premise of guaranteeing the strengthening effect. Meanwhile, it is the foundation of designing the dosage of the fibre sheet in the strengthening project.
每季节杀虫剂的使用范围和使用量由官方规定，以保证限制在所需要的范围内。
In official recommendations, the range and quantity of insecticide used each season have been limited to what is needed.
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