warning sign是什么意思

用法例句

According to their positions (preposition/postposition)in the sentence,this dissertation explores the typology and grammatical features of orientated adj -noun phrases.

定位短语是从分布位置上划分出来的短语类型,本文根据前置/后置这条标准探讨了一类形名短语的类型及语法特征。

Inversion occurs between subject and predicate while prepositions are other members.

前置现象貌似倒装,理清楚两者之间的差异才能避免在教学中造成混乱。

Ward provides a comprehensive account of three major classes of noncanonical syntactic constructions in English: preposing,postposing and argument reversal.

该书全面叙述了英语中的三类标记性句子结构,即前置、后置和论元颠倒结构,总结各类标记句序共同的语篇特征,探讨不同句法结构之间的句法共性是否或如何跟它们的语篇功能上的共性相对应。

It is particularly important to choose right ingredients of the spacer for well cementing in sea-water drilling fluid.

前置液是影响固井质量的重要因素之一,对于海水钻井液体系,如何选用前置液是一个新的课题。

Taking an oil soluble resin A with good stability as the main material, a temporary-bridge ahead fluid used in high permeability cement sand control technology was developed in the paper.

本研究以稳定性较好的油溶性树脂A为主要原料,率先研制出适合高渗透水泥防砂的屏蔽暂堵型前置液。

For fracturing design,ahead fluid volume is an important operation parameter,which directly influences fracture morphology,fracture results or even results the success or failure of the operation.

压裂设计中,前置液用量是一个重要施工参数,它直接影响着裂缝形态、压裂改造效果,甚至决定压裂施工的成败。