Natural gas liquification involves both mixed - refrigerant cycle and nitrogen expander cycle.近几年国内天然气液化技术主要采用混合工质液化循环和氮膨胀液化循环.The control part oftube expander adopts the structure of double bearings.它的控制部分采用双轴承结构.Object...
On the other hand, prepared negative plate expander is commercially available.另一方面, 在商业上可购到现成的负极板膨胀剂.Nagative expander formulas started to include such items of wood, as wood dust or wood flour.负极板膨胀剂配方开始包括木质一类的材料, 如木屑或木...
方法:采用比色法测定制剂中醋酸泼尼松龙的含量.METHODS colorimetry was applied to determine prednisolone acetate in the nasal drops.该类药物有泼尼松和地塞米松等.Prednisone and dexamethasone are examples of corticosteroids.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼...
also的近义词有：also, too, as well, either, likewise。下面这些词均含"也"的含义：also ：比too正式一些，语气较重，只用于肯定句，一般紧靠动词。too ：语气较轻，多用于口语，在肯定句中使用，通常位于句末。 as well ：一般不用否定句，通常放在句末，强调时可放在句中。either ：用于否定句，放在句末，之前加逗号。likewise ：是书面语用词。...
Britain's future as a leading industrial nation depends on investment.作为一个主要工业国英国的未来要倚赖投资。These abandoned children have now got a future...这些被抛弃的孩子现在有了希望。Any true lover casting a pin into the fountain and gazing int...
Ukraine is handicapped by its near-total dependency on Russian oil.乌克兰受制于对俄罗斯石油近乎完全的依赖。The Ukraine is strong both in industry and agriculture.乌克兰的工业和农业都很发达。Russia and Ukraine have been disputing the ownership of the flee...