strain vt. 1.用力拉,拉緊,抽緊,扯緊。 2.使緊張;盡量使用(肌肉等)。 3.強(qiáng)迫,強(qiáng)制;濫用,盡量利用。 4.拉傷,用力過(guò)度而弄傷,使工作過(guò)度;使用過(guò)度而弄壞;扭傷。 5.曲解,牽制附會(huì)。 6.【機(jī)械工程】使變形,扭歪。 7.抱緊。 8.濾 (out)。 vi. 1.盡力,拼命努力。 2.拉,拖 (at)。 3.扭歪,彎曲,快要折斷。 4.濾過(guò),滲出。 5.不肯接受。 strain one's ears 豎起耳朵注意聽。 strain one's voice 拼命呼喊。 strain one's eyes 睜大眼睛看。 strain one's wit 絞盡腦汁。 strain oneself 過(guò)勞。 strain one's authority 濫用權(quán)力。 strain sb.'s good temper 利用某人脾氣好。 Mary strained her baby to the breast. 瑪麗把小孩緊抱在懷里。 strain a rope to the breaking point 將繩拉緊到快要斷的程度。 strained relations between officers and men 搞得不好的官兵關(guān)系。 strain the law 曲解法律。 a strained interpretation 歪曲的翻譯;牽強(qiáng)的解釋。 He is straining under their pressure. 他是在他們的壓力之下苦撐著。 It's the nature of plants to strain upwards to the light. 植物的本性是向上挺竄爭(zhēng)取陽(yáng)光。 You, too, will strain at such a demand. 你也會(huì)難以接受這樣的要求的。 strain a point 逾分,過(guò)分,任意(曲解)。 strain after 盡力追求,拼命想得到[做到]。 strain at 為,辛苦[用氣力,費(fèi)神,盡力]。 strain at a gnat 為小事過(guò)分操心。 strain at the oar 拼命劃。 strain courtesy 太講禮貌,過(guò)分客氣。 strain every nerve 傾全力;全神灌注 (to do)。 strain under pressure 在壓迫下拼命掙扎。 n. 1.拉緊;緊張;盡力,出力。 2.過(guò)勞,使用過(guò)度;濫用,利用。 3.扭筋,脫臼。 4.【物理學(xué)】變形,歪曲;應(yīng)力,張力;脅變,應(yīng)變。 5.曲解。 put a great strain on sb.'s resources 使人擔(dān)負(fù)過(guò)重的經(jīng)濟(jì)負(fù)擔(dān)。 It was a great strain on my resources. 這在我財(cái)力上是一個(gè)很大的負(fù)擔(dān)。 at full [utmost] strain=be on the strain 緊張,拼命。 stand the strain 拼命忍受。 under the strain 因緊張;因過(guò)勞。 n. 1.血統(tǒng),家世;族,種;【生物學(xué)】品系,系;菌株;變種,小種。 2.性格,脾氣;傾向,氣質(zhì)。 3.語(yǔ)氣;筆調(diào),文風(fēng);作風(fēng)。 4.〔常 pl. 〕一段音樂(lè),歌曲;詩(shī)歌。 5.一陣子滔滔不絕的言詞;一陣子難聽的話。 She comes of a peasant strain. 她出身于世代農(nóng)家。 The Germany strain in him makes him like philosophy. 他的德意志民族的血統(tǒng)使得他喜歡研究哲學(xué)。 good strains of seed 良種。 a hybrid strain 雜交種。 a meat strain 肉用品種。 He has a strain of melancholy in him. 他有點(diǎn)憂郁。 in the same strain 以同樣調(diào)子[作風(fēng)]。 It was the commencement day and the head master would talk in a lofty strain. 那天是開學(xué)典禮,是校長(zhǎng)高談闊論的日子。
This method is not only convenient to consider tubular initial stress and temperature initial strain , but also is of self - superiority , computing result for calculated examples indicate that this method is feasible 該方法便于考慮鋼管初始應(yīng)力和溫度初應(yīng)變,而且有其自身的優(yōu)越性,算例計(jì)算結(jié)果表明,該方法是可行的。
The spores of a . niger m1 , the initial strain , was treated by u . v . at morality of 90 % . a mutant with high xylanase activity was screened , naming a . niger j 506 用紫外線照射的方法對(duì)出發(fā)菌株aspergillusnigerm1進(jìn)行處理后,從中篩選到了一株木聚糖酶活力比較高的突變株a . nigerj506 ,傳代10次后產(chǎn)酶能力仍然穩(wěn)定性良好。
The initial condition should be defined firstly in the structural analysis of the cable - support system . there are two important control parameters of the initial condition : initial shape and initial strain of the cable . 2 纜索支承體系的結(jié)構(gòu)分析應(yīng)當(dāng)首先確定體系的初始狀態(tài),初始狀態(tài)的兩個(gè)重要折控制參數(shù)是:初始索形和初始應(yīng)變; 2
According to maxwell principle , the mechanical characteristics could be analyzed with the svd methods for balanced matrix . besides , considering initial strain and stress , the paper established the nonlinear finite elment equilibrium equation based on t . l formulation L格式的非線性有限元位移法平衡方程,并采用mn - r法編制相應(yīng)的程序進(jìn)行張拉整體結(jié)構(gòu)的非線性力學(xué)分析。
In the static analysis of the suspension bridge , the initial shape and initial strain of the main cable under bridge - finished condition should be defined firstly , then the bridge - finished condition should be chosen as the initial condition , under which the fem model was built . 3 懸索橋成橋恒、活載作用下的靜力分析,首先需要確定成橋狀態(tài)下主纜索的初始索形和主纜索的初始應(yīng)變,再以成橋狀態(tài)為初始狀態(tài)建立有限元模型; 3
According to the theory of equivalent time , creep as a function of equivalent time is expressed . by fitting experimental data , parameters of creep in equivalent time field are obtained ; initial strain implicit solution of elastic creep equation in equivalent time field is derived 根據(jù)等效時(shí)間理論,將徐變表示為等效時(shí)間的函數(shù),通過(guò)擬合試驗(yàn)數(shù)據(jù),得出等效時(shí)間域彈性模量和徐變度公式的計(jì)算參數(shù),推導(dǎo)了等效時(shí)間域的彈性徐變方程的初應(yīng)變隱式解法。
The page revealed the culture supernatant of the initial strain and the mutant contained different protein bands , which exactly demonstrated at protein level that a . niger j 506 was surely a mutant of a . niger m1 . zymogram stained with xylan - remazol brilliant blue for detecting xylanase showed there are three different xylanases in the mutant culture , while two xylanases in initial strain . what is important , the third xylanase in a . niger j 506 have higher activity and more production levels from page and zymogram of xylanase 尤其是在木聚糖酶譜帶檢測(cè)中發(fā)現(xiàn),突變株發(fā)酵液中有三種類型的木聚糖酶,而出發(fā)菌株中只有兩種類型的木聚糖酶,并且通過(guò)考馬斯亮藍(lán)g250染色和瓊脂糖板上的透明圈發(fā)現(xiàn),突變株中第三種類型的木聚糖酶不僅表達(dá)量很大,活力也很高。
The cable shape under bridge - finished condition was obtained by taking the empty - cable condition as the initial condition and calculating the cable shape under dead load . 4 . the initial strain under bridge - finished condition is an important parameter , which defines the initial balanced position and gravity stiffness of suspension bridge 懸索橋成橋主纜的索形需要從空纜狀態(tài)出發(fā),以空纜狀態(tài)為初始狀態(tài),在主纜索上施加成橋恒載,并通過(guò)計(jì)算得到最終成橋時(shí)主纜的形狀及位置; 4
The initial strain must be the optimum value obtained by multiple - trial method . 5 . in the static analysis of the bridge model under live load , assuming a shifting concentrated load on the girder , analyzing the relation map of each section deflection and the location of the concentrated load , finishing the load - on of the worst - case live load , then the moment and deflection envelope diagrams of the girder were obtained 成橋模型建立后,在后續(xù)活載作用下的靜力分析必須首先在主梁上作用移動(dòng)集中荷載,分析主梁各斷面的活載撓度與集中荷載作用位置關(guān)系曲線圖,完成最不利活載的加載,從而最后得到懸索橋主梁的彎矩包絡(luò)圖及撓度包絡(luò)圖。
Xylanases of the initial strain and the mutant have their optimum activity at ph 5 . 4 and ph 6 . 0 , respectively . they have better stability in the range ph 7 . 0 - 10 . 0 when incubated at various phs at 45 for 2 hr . the two xylanases have maximal activity at 52 and have better stability up to 50 when incubated at various temperatures in ph 6 . 0 for 30min 出發(fā)菌株在ph7 . 0到10 . 0之間木聚糖酶的穩(wěn)定性較好,而突變株在ph6 . 0到10 . 0之間木聚糖酶的穩(wěn)定性較好突變株和出發(fā)菌株的木聚糖酶最適作用溫度均為52 ;在20到50之間突變株和出發(fā)菌株木聚糖酶穩(wěn)定性比較好,二者的半失活溫度都在55左右。