This is because middle- and upper- latitude timberlines are strongly influenced by the duration and depth of the snow cover.
这是因为中纬度和高纬度地区的林木线受到积雪存留时间和厚度的强烈影响。
On the ground, viewers in the full shadow's path-aka the path of totality-see the moon cover the sun's disk for several minutes. Only the sun's faint upper atmosphere, or corona, remains visible.
地面上处于本影位置的观测者可以看到月球将太阳整个覆盖住，时间长达几分钟，其时只有太阳微弱的上层大气或称为日冕依然处于可见状态。
An upper guard must cover the entire blade of the saw.
上防护装置必须能够覆盖圆锯的整个刀片。
Upper Jurassic red bed cover directly on coal measure strata of Permian and Carboniferous system in Yanzhou coal field.
兖州煤田的上侏罗统红层直接覆盖于二叠、石炭系煤系地层之上。
Safety and easy operation: hidden air leaking hole for opening fixture cover easily while pulling up hand lever of the upper cover.
操作方便，安全：隐藏式泄气孔，拉起上盖把手即可打开治具，操作简易，安全性高。
The long and thin bricks cover the upper four floors, which are equally into flats and office space.
长条砖覆盖了上面的四层，均分到公寓和办公空间。
The exterior insulation plate and the upper observation cover adopt stainless steel, to improve corrosion resistance and extend service life.
外保温板和上观测盖采用不锈钢板制作，提高抗腐蚀能力，延长设备使用寿命。
A laminated composite bar of rectangular cross section consists of a middle portion of one material as well as upper and lower identical cover plates of another material.
一矩形横截面的叠层复合材料杆，由以一种材料为中心部分，及另一种材料的上下两相同的盖板所组成。
The cause is analyzed for the leakage at the upper cover of the ammonia stripper in a urea unit, and relevant measures have been taken, with assurance of safety in production.
分析了尿素装置氨气提塔上封头泄漏的原因，采取了相应的措施，使安全生产得到了保障。
On the basis of the result we can lay out every parts of the upper cover and bottom cover in good size and shape.
对塑件上的孔、凸台等进行尺寸计算，根据计算结果对上盖和下盖上的各个部分尺寸和形状进行布置。
The upper cover of the insulation cover is provided with a concave groove for the displacement of the of the insulation bucket at the upper part without causing sliding.
保温盖的上层留有凹槽，用于将保温桶放置在上部而不会造成滑动。
Such monitoring system includes the vibration protection system and vibration analysis system and can monitor the vibration speed and amplitude in the head cover, bearings, upper holder, etc.
该系统可以监测顶盖、各部轴承、上机架等处的振动速度与大轴摆度。
The utility model discloses a new shaping machine for various sandwich foods, comprising a cover plate, an upper mold, a middle mold, a lower mold, etc.
本实用新型公开了一种新的多种食品夹心成型器，由盖板、上模块、中模块、下模块等部件组成。
The utility model relates to a steam generator which is connected with an upper cover on the top of a container.
公用运算模式的一个方面涉及到蒸汽发生器是连接上封面上最高的一个集装箱。
The upper cover is aluminium alloy, the other parts are hot-dip galvanized steel.
上盖板为铝合金件，隔板为铝制件，其余为热镀锌钢制件。
The filter shell adopts quick open structure, can rapidly open upper cover and replace filter cartridge without using any tools.
设备壳体采用快开结构，不需要任何工具便能迅速打开上盖，更换滤芯。
Electric double-shaft clearance adjustment device, pneumatic upper cover lifting device.
电动双轴间隙调节装置，气动上盖提升装。
Upper device — includes parts of upper casing, top cover, discharge outlet (with anti back feed plate), head shaft and backstop.
上部装置——有上部机壳、上罩、卸料口(装有防回料板)、头轴装配、逆止器等部件。
An upper cover plate can also be arranged between the panel body and the steel plate, and the panel body, the upper cover plate and the steel plate are fixedly connected.
本实用新型板体、钢板之间还可设置上盖板，板体、上盖板、钢板固定连接。
Therefore, when the upper cover needs to be lifted, operators can lift the upper cover very conveniently by standing at any position around the vacuum lock.
因此，当需要提起上盖时，操作者站在真空锁周围任一位置时提起上盖都非常方便。
The casing is provided with a lower cover, an upper cover and an opening, of which the opening is positioned on the upper cover.
壳体有一下盖、一上盖及一开 口，其中开口位于上盖。
The surfaces of the upper cover body and the thickness adjusting knob are provided with square pattern, and one side of the upper cover is installed with a handle.
所述的上盖体和厚度调整旋钮表面设置有方格状图案，上盖体的一侧设有手柄。
The utility model relates to an upper cover of a baking oven, which is characterized in that at least a rubber pad is arranged at the lower part of an upper cover body.
本实用新型涉及一种烤炉的上盖，其特征在于：在上盖体的下方设有至少一块橡胶垫。
The end of the upper cover is connected with the U-shaped bracket by a shaft, which is used for applying the force on the upper cover by users and then transferring the force to the punch.
上盖，其末端与此U型支架相轴接，用来让使用者施力于此上盖上再将力传递至此冲子；
The vibrator box and the connecting pipe are composed of an upper box cover and a lower box cover which are divided in an axial symmetry.
振子盒和接管由作轴对称剖分的上盒盖和下盒盖组成。
The filter screen is arranged inside the inner liner, and the speed change gear box is arranged on the upper cover of the shell.
内胆里面设置有滤网，在外壳的上盖上，还设置有变速齿轮箱。
The upper cover is fabricated by drawing die set, with much higher strength than welding process. It also avoids the corrosion of the joints caused by welding.
上盖采用整体拉伸成型的工艺制作而成，坚固性和外形的稳定性远远高于普通焊接成型工艺，也避免了因焊接所导致的铁板连接部位腐蚀的问题；
The upper cover is aluminium alloy, he spacer is aluninium, the other parts are hot-dip galvanized steel.
上盖板为铝合金件，隔板为铝制件，其余为热镀锌钢制件。
The upper cover is aluminium alloy, the other parts are hot-dip galvanized steel.
上盖板为铝合金件，其余为热镀锌钢制件。
The utility model can prevent the discharge-orifice steel columns of the upper draining valve cover from cracking, increase the service life of oil-well pumps, and lower oil-production cost.
本实用新型可防止抽油泵在采油过程中上排出阀罩出油孔筋柱裂断，提高抽油泵的使用寿命，降低采油成本。
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