oil in place meaning in English

地质储量
油层中现存油量
油田储量

In making this course , we use sesame oil in place of peanut oil
做这道菜时，我们用香油代替了花生油（表示原来是用花生油的）。
Through drilling exploration for several years , the extra - low permeable reservoir of yanchang formation in pingbei area of ansai qilfield , has discovered the main oil reservoirs are chang4 + 5 ( subscript 2 ) layer , chang61 layer and chang6 ( subscript 2 ) layer , their pay thickness has reached over 20m , and the reservoir number , reservoir thickness , original oil in place and oil well production have been increased obviously
摘要安塞油田坪北区延长组特低渗透储层，通过这几年钻探发现主力油层为长4 + 5 (下标2 )层、长6 (下标1 )层和长6 (下标2 )层，油层厚度达20余米，油层层数、油层厚度、原始原油地质储量和油井产量都有明显增加。