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- Keywords petroleum perforation;detonating cord;contractibility;test;explosion proof test bench; 石油射孔;导爆索;收缩性;测试;防爆测试台架;
- Indonesia is abundant in petroleum deposits. 印尼的石油蕴藏量丰富。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- A trademark used for a brand of petroleum jelly. 凡士林用来作为石油脂的商标
- Taiwan seems to contain no petroleum. 台湾恐怕没有蕴藏石油吧!
- This land is rich with petroleum. 这片土地盛产石油。
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- Petroleum can be used to produce various chemical products. 石油可用于生产多种化学产品。
- petroleum perforation 石油射孔
- An organic derivative, such as coal or petroleum. 有机衍生物一种有机衍生物,如煤或石油
- Keywords petroleum perforation;perforator pressure-enhanced with light gas;design;experiment;penetration depth; 石油射孔;充轻质气加压增效射孔器;设计;试验;穿深;
- A perforation,as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- Crude oil can be refined into various petroleum products. 原油可炼制成各种石油产品。
- A perforation, as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- An ornament inserted into a perforation in the lip. 唇饰穿在唇上的孔里的一种饰物
- This prevents bowel perforation. 这样可以防止肠道穿孔。
- The acute Perforation has developed. 发生急性穿孔。
- A mark or a perforation indicating canceling. 取消记号表示取削的标记或孔洞
- The petroleum price will be unfrozen next month. 对石油价格的限制将于下月取消。
- The perforation in tectum is clear. 覆盖层不连续,有小穿孔。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries