壳口的

However, the Nb/Ta ratios lower than chondrite value (～17) in eclogites are inconsistent with previously proposed Nb/Ta high in subducted oceanic crust to complement the mass balance of Nb and Ta in the evolution of continental crust.

柴北缘沙柳河、鱼卡河、锡铁山和胜利口的榴辉岩类样品的地球化学分析显示它们的原岩的主体是与洋壳有关的火山岩，其中包括岛弧拉斑玄武岩、洋岛火。。。

Living in cold regions will be hibernating snails, the type of life in the tropics will be dormant during the dry season, dormant when the mucus secreted in the formation of a layer of dry mouth closed shell, the body hidden in the shell, when temperature and humidity out of the activities when appropriate .

在寒冷地区生活的蜗牛会冬眠，在热带生活的种类旱季也会休眠，休眠时分泌出的黏液形成一层干膜封闭壳口，全身藏在壳中，当气温和湿度合适时就会出来活动。

The ventilation system within the encloser is an induced draft system.

为了适应燃气轮机的快装和抑制噪声的需要，燃机和燃机本体燃烧模块装在燃机罩壳内，在燃机罩壳左右侧面下端靠近零米处，各开有2个进风口，在左侧燃机本体燃烧模块部位罩壳靠近4.5米层处开有1个进风口，进风口为百叶窗式，设置消声器和进风挡板，在罩壳顶侧面开有排气口，通过消声器和挡板，进入罩壳通风装置，该装置设有3×50%的通风机，以排出燃机罩壳内的热量，在通风机的进出口设有消声器。

This allows the crab to insert a large toothlike appendage on its right-hand claw into the opening, thus cracking the snail's shell.

这样就可以把它右爪那边象牙齿样的东西刺进蜗壳口从而弄碎蜗壳。

Observations on embryonic stage and nuclear number The embryonic development stage of encysted embryos of four Artemia populations from Qinghai-Tibet Plateau was studied with paraffin section method, and the nuclei numbers of encysted embryos were estimated by counting nuclear on squashed preparations.

不同种群卤虫卵卵壳结构的观察比较利用扫描电镜和透射电镜对七个种群(GH、AQK、山西解池SIN、山东埕口盐场CK、西藏、新疆鲸鱼湖、西藏拉果错湖LGC)的卤虫卵的卵壳结构进行观察。

Latens was shell length, shell width, shell weight, and aperture width, respectively.

latens的蟹—壳关系中，与蟹介量最相关的壳介量分别是壳长、壳宽、壳重及壳口宽。

The invention discloses a support device for an air conditioning faceplate, which is arranged between a front faceplate of a suction inlet of a suspender air conditioning and an air conditioning casing, comprising a support component and a drive motor, wherein, the support component is a cross drive lever component formed by two connecting levers which are connected with each other with freely rotated middle part in a scissors shape, comprising a driving lever and a driven lever, wherein, the driving lever passes through the middle part of the driven lever; the middle part of the driving lever is rotatablely fixed in the middle part of the driven lever; the driving lever is driven by a step motor, has one end fixed on the step motor and the other end fixed in a chute of the faceplate capable of sliding in the chute; and one end of the driven lever is connected with a hook of the faceplate, and the other end of the driven lever is arranged in the chute of the casing and can slide in the chute.

本发明公开了一种空调面板支撑装置，设于挂式空调吸入口的前面面板和空调罩壳之间，包括支撑构件和驱动电机，所述的支撑构件是由中间部转动自由地相互连接的两连杆构成的呈剪刀状的交叉传动杆组件，包括主动杆和从动杆，主动杆从从动杆中部穿过，主动杆中部可转动地固定在从动杆中部，主动杆由步进电机驱动，一端固定在步进电机上，另一端在面板的滑槽中，可以在滑槽中滑动，从动杆一端与面板的挂钩连接，另一端在罩壳的滑槽中，可以在滑槽中滑动。

The monoclonal cells were selected using cloning rings. The expression of capsid protein was detected by indirect immunofluorescence and sandwich-ELISA. The empty capsids of FMDV were observed under electron microscope.

经间接免疫荧光和酶联免疫吸附测定（Enzyme-linked immunosorbent assay，ELISA）方法检测MDBK细胞中衣壳蛋白的表达，并在电镜下观察口蹄疫病毒空衣壳。

At this time, I found that the mantle cavity of its mouth in the shell formed an opening, through the information, I understand that the openings referred to as the "breathing hole", which is a gas and out of place.

这时，我发现它的外套膜腔会在壳口处形成1个开口，通过资料，我了解到这个开口称为&呼吸孔&，这是气体进出的地方。

Impeller rotates clockwise, the right part of the space between two blades is gradually increasing, in confined conditions, with the air volume increases, pressure decreases, the formation of vacuum pumps and air through the pipeline suction tube into the vacuum pump the right side of the crescent-shaped shell inspiratory mouth to be sucked into vacuum pump, vacuum pump impeller left some space between the two blades is gradually reduced, so the air is compressed, the pressure then increased, and finally through the vacuum pump shell crescent-shaped exhaust port from the left side of vacuum pumps, gas separator into the water box, so that was taken out after the separation of the recycled water reuse.

叶轮顺时针方向旋转时，其右半部分两叶片之间的空间逐渐增大，在密闭条件下，随着空气体积的增大，压力随之降低，形成真空，水泵和管路内的空气通过吸气管，进入真空泵泵壳右侧的月牙形吸气口被吸入真空泵，真空泵叶轮左半部分两叶片之间的空间是逐渐减小的，因此空气被压缩，压力随之增高，最后通过真空泵泵壳左侧月牙形排气口排出真空泵，进入水气分离箱，使被带出的循环水分离后再重复使用。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。