Wellin n. (Wellin)人名;(瑞典)韦林
- Large up-front capital commitment and a well-in-advance planning process are required to procure the infrastructure in advance.
需要大量的预先资本投入和很好的提前计划过程来提前获得基础设施。 - 'Your doctor may then tell you all is well - in fact you have a really good supply of iron - that's why haemochromatosis is often missed.
你的医生也许接下来会告诉你一切正常,但是你身体里的铁元素的确是太多了,这就是为什么血色病经常被忽视的原因。 - The fracturing pre-preflush was developed in light of the demands for well-in fluid, such as low damage, strong sand-carried capacity and rapid reverse drainage velocity, etc.
针对在气藏压裂改造中要求入井液低伤害、加砂规模大、压裂液返排速度快等特点,研制了压裂预前置液。
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