双叶的

This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.

本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。

It is proposed that the image denoising method based on dual tree complex wavelet transform and Bayesian estimation.

提出双树复小波变换和贝叶斯估计确定阈值相结合的图像去噪方法。

METHODS:We recruited 60 cases (91 eyes) who were given Esculin and Digitalisglycosides Eye Drops after laser treatment.

目的：评价七叶洋地黄双苷滴眼液治疗激光术后患眼视疲劳的临床效果。

They were eucalyptol, bicyclo［2.2.1］heptan-2-one,1,7,7-trimethyl-,(1R)-, borneol, 1-methyl-2-(1-methyl ethenyl)-(1R-cis)-cyclobutaneethanol, limonene, 1-hydroxymethyl-7,7-dimethy lbicyclo［2.2.1］heptan-2-one,-spathulenol, 3,7,11,15-Tetramethyl-2-hexadecen-1-ol, isocitronellol,-9-Octadecenoic acid, heneicosane, respectively.

阿给中共有11个阿给炭没有检测出的成分，包括桉油精、D-樟脑、冰片、(1R-cis)- 1-甲基-2-(1-甲基乙烯基)环丁基乙醇、二戊烯、1-羟甲基-7，7-二甲基-双环［2.2.1］庚-2-酮、-匙叶桉油烯醇、3，7，11，15-四甲基-2-十六碳烯-1-醇、异香茅醇、-9-十八碳烯酸和廿一烷。

The company specialized production enrichment plant, provides the technical process, the dressing experiment, the installment instructs www.lzkysb.cn gentle yu 0797-5745599 flotation process equipment, the flotation machine, the XJK flotation machine, the single cavity flotation machine, the mineral product flotation machine, the SF flotation machine, a flotation machine, the enrichment plant flotation machine, the double trough flotation machine, chooses the copper equipment, chooses the fluorspar equipment,the mechanical flotation machine, the self-absorption type flotation machine, the company produces the flotation machine, the single cavity flotation machine, the mineral product flotation machine, the mineral product impeller type flotation machine, the large scale flotation machine, the SF flotation machine, the XJK flotation machine application widespread may use for to classify the copper, the lead, the cobalt, mo, zinc, tin, molybdenum, nickel, stibiumso on non-ferrous metal, may also use inThe flotation process is colored, black, precious metal mineralso on

公司专业生产选矿设备，提供工艺流程，选矿实验，安装指导www.lzkysb.cn温良禹0797-5745599浮选设备，浮选机，XJK型浮选机，单槽浮选机，矿用浮选机，SF型浮选机，A型浮选机，选矿设备浮选机，双槽浮选机，选铜设备，选萤石设备，机械浮选机，自吸式浮选机，公司生产的浮选机，单槽浮选机，矿用浮选机，矿用叶轮式浮选机，大型化浮选机，SF型浮选机，XJK型浮选机应用广泛可以用来选别铜，铅，钴，镆，锌，锡，钼，镍，锑等有色金属，也可用于浮选有色，黑色，贵金属矿物等

The company specialized production enrichment plant, provides the technical process, the dressing experiment, the installment instructs www.lzkysb.cn gentle yu 0797-5745599 flotation process equipment, the flotation machine, the XJK flotation machine, the single cavity flotation machine, the mineral product flotation machine, the SF flotation machine, a flotation machine, the enrichment plant flotation machine, the double trough flotation machine, chooses the copper equipment, chooses the fluorspar equipment,the mechanical flotation machine, the self-absorption type flotation machine, the company produces the flotation machine, the single cavity flotation machine, the mineral product flotation machine, the mineral product impeller type flotation machine, the large scale flotation machine, the SF flotation machine, the XJK flotation machine application widespread may use for to classify the copper, the lead, the cobalt, mo, zinc, tin, molybdenum, nickel, stibium and so on non-ferrous metal, may also use inThe flotation process is colored, black, precious metal mineral and so on

公司专业生产选矿设备，提供工艺流程，选矿实验，安装指导www.lzkysb.cn温良禹0797-5745599浮选设备，浮选机，XJK型浮选机，单槽浮选机，矿用浮选机，SF型浮选机，A型浮选机，选矿设备浮选机，双槽浮选机，选铜设备，选萤石设备，机械浮选机，自吸式浮选机，公司生产的浮选机，单槽浮选机，矿用浮选机，矿用叶轮式浮选机，大型化浮选机，SF型浮选机，XJK型浮选机应用广泛可以用来选别铜，铅，钴，镆，锌，锡，钼，镍，锑等有色金属，也可用于浮选有色，黑色，贵金属矿物等

With molded panels can produce a wide variety of molded doors, there is a single door, glass doors, shutters, sliding door, folding doors, picture-gate and double-door, etc., perfectly suited to the needs of all aspects of home decoration.

采用模压面板可生产的模压门种类繁多，有单门、玻璃门、百叶门、移门、折门、子母门和双开门等等，完全适合家庭装修各方面的需要。

The expression of light intensity distribution for a hyperbolic cylinder transmission grating on the frequency plane was obtained by means of Fourier transform method.

用傅里叶光学方法得出双曲柱面透射光栅在频谱面上的光强分布表达式。

Isolation, Sequence Analysis, and Preliminary Functional Studies of a Novel Bidirectional Promoter, Cotton Leaf Curl Virus Promoter

棉花曲叶病毒(Cotton Leaf Curl Virus， CLCuV)是新近发现的一种单链DNA病毒即双生病毒，最近几年在印巴次大陆危害严重。

Here, we inserted the RRD3 fragment into the plant promoter-capture vector, pCAMBIA1391Z, and examined whether the RRD3 fragment has promoter activity in plants. Transgenic tobacco and rice calli both showed β-glucuronidase activity, indicating that RRD3 can act as a promoter in both monocot and dicot plants.

我们将RRD3片段插入到植物启动子捕获载体pCAMBIA1391Z中，检测RRD3片段是否在植物中也有启动子活性，转基因烟草再生植株和水稻愈伤组织均显示了gusA基因的表达，表明其在单子叶和双子叶植物中均可行使启动子功能。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。