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We developed a new transmission-type method, which can be used to measure σ〓, one nucleons removal cross section σ〓 and σ〓 and longitudinal momentum distribution of fragment P〓 simultaneously.

我们发展一个新的实验方法，能同时进行核反应总截面σ〓、单核子剥离截面σ〓、σ〓和碎裂反应产物动量分布的实验测量。

One forlorn fragment of dollanity had belonged to Jo and, having led a tempestuous life, was left a wreck in the rag bag, from which dreary poorhouse it was rescued by Beth and taken to her refuge.

一个残缺不堪的&宝宝&原是乔的旧物，经过暴风骤雨的生活洗礼后，四肢不全，五官不整，被弃置在一个破袋子里头，贝思把它从那破旧的包袱里解救出来放到她的避难所。

"Only after polishing, the sword will be sharp; only after sufferings sever winter, the plum blossom will be fragment."

我是太原科技大学科技英语专业一名即将毕业的本科生，对您的公司仰慕已久。

AFLP (amplified fragment length ploymorphism) analysis system for wheat resistance was established with the optimization of several main factors in wheat resistance to powdery mildew lines.

利用小麦抗白粉病材料，通过对AFLP反应体系中几个主要条件的优化，建立了适合于小麦抗病性研究的AFLP反应最佳体系。

A handsome, tough-looking boy of nine had popped up from behind the table and was menacing him with a toy automatic pistol, while his small sister, about two years younger, made the same gesture with a fragment of wood.

一个九岁男孩子从桌子后边突地蹦了出来。他长得挺漂亮，然而一脸凶横，拿了支玩具手枪，朝温斯顿直比划。他的妹妹要小两岁光景，也学哥哥的样子做，手里拿的是根木头棍儿。

Objective To obtain highly purified tetanus toxin fragment C with good immunogenicity.

目的获得高纯度、高免疫原性的破伤风毒素C片段蛋白。

Methods Express tetanus toxin fragment C in E.

均获得高纯度的破伤风毒素。

DNA vaccines with sin2 gle2chain Fv fused to fragment C of tetanus toxin induce protectiveimmunity against lymphoma and myeloma.

蛋白疫苗实验表明，在BCL1 小鼠模型中蛋白疫苗诱导出的抗独特型抗体主要作用在免疫球蛋白重链可变区 [13 ] 。

Due to the suppression of reverse water gas shift reaction by adding steam in feed gas, more CO〓 participated in and promoted CO〓 reforming of CH〓 reaction, higher catalytic activity and less carbon deposition were obtained. On the surface of used catalyst there were two kinds of carbon species deposited on catalyst, one was decomposed CH〓 fragment, and the another was graphiticlike carbon.

在反应后催化剂表面有两类碳物种，一类在250～350℃出现的少量α-碳，应主要是活性高的CH〓解离碎片，一类是在700℃附近出现的β-碳，应是导致催化剂失活的类石墨化碳。

It is possible to preparing neutralizing MAb which target to active region of Stx2 by synthetical B cell epitope peptides. At present, the crystal structure of the compound of Stx2 and its ligand adenines has been resolved, and the active site of Stx2 is definite, which is the seventy-seventh amino acids, Ganimalon, of Stx2 A1 fragment.

Stx2通过B亚基与受体Gb3结合后，进入细胞，在弗林蛋白酶(一种钙敏感的丝氨酸蛋白酶)作用下A亚基被裂解为A1和A2两个片段，A1片断经内质网进入细胞质暴露毒性活性位点―A1片段发挥N-糖苷酶活性，导致真核细胞蛋白质合成的终止，最终导致细胞的死亡。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。