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- An indirect esterified spectrophotometric method, based on the reactive system of ethyl acetate, oxammonium hydrochloride and iron chloride, is developed for the determination of aceryl chloride. 以乙酸乙酯、鹽酸羥胺和氯化鐵的反應體系為基礎,用酯化分光光度法間接測定了乙酰氯。
- Theoretical studies on synthetic process of lactide were carried out with density functional theory and the geometries of compounds maybe to appear in reactive system were optimized. 摘要采用密度泛函方法研究了丙交酯的合成過程,優化了合成過程中可能出現的化合物的幾何構型,分析了各化合物的振動頻率和偶極矩。
- Methods APC:T:B cell reactive system was established in vitro. T cell proliferation was analyzed by using 3H TdR incorporation in the blockade of B7/CD28 with B7 1mAb and CsA. B cell antibody production was assayed by using ELISA. 方法 在體外建立抗原遞呈細胞 T淋巴細胞 B淋巴細胞反應系統 ,利用環孢素A(CsA)與抗B7 1單克隆抗體聯用阻斷B7:CD2 8共刺激途徑 ,采用3H TdR法檢測T淋巴細胞增殖 ,酶聯免疫吸附試驗 (ELISA法 )測定B淋巴細胞分泌的抗體。
- The author is going to adapt his play for television. 作者將把他的劇本改編成電視劇。
- One should adapt oneself to the changed conditions. 我們應當使自己適應變化了的情況。
- I suppose you also have a caste system in your society. 我想你們的社會里也有一種等級制度。
- The right to dissent is part of our political system. 有持異議的權利是我們政治體制的組成部分。
- Do you know how to log in to the system? 你知道怎么登錄進入這個系統嗎?
- Public opinion was against the old feudal system. 公眾輿論反對舊的封建制度。
- The system works on the principle that heat rises. 該項裝置是按照熱力上升的原理運轉的。
- The drainage system has been aged. 排水系統已經老化了。
- They called for a radical reform of our tax system. 他們要求對稅收制度進行根本改革。
- This is a highly efficient new heating system. 這是個高效的新取暖系統。
- He doesn't think he can adapt himself to the hot climate. 他認為不可能適應這樣的炎熱天氣。
- He's mute on the subject of social system. 他對社會制度的問題保持沉默。
- The new students are very slow to adapt to the rules. 新生對于那些規定適應得很慢。
- He said he used this system in the year dot. 他說他很久以前用過這個系統。
- Our manager is conversant with account system. 我們的經理精通會計制度。
- The system can translate English into Chinese. 這個系統能將英語譯為漢語。
- The caste system is still strong in India. 種姓制度在印度仍然很牢固。