减压的

According to the frequently used methods of extraction and isolation of natural products from organic body, the freeze-dried ascidian body was exhaustively extracted with methanol/toluene ( 3 : 1 ) and then the combined extracts were filtered and the solvent was separatelyconcentrated under vacuum.

按照目前比较常用的天然产物提取分离方法，将样品冷冻干燥后，用甲醇：甲苯(3：1)浸泡，收集滤液，减压蒸馏得到的浓缩液用NaNO_3水溶液萃取，收集水相，减压浓缩至NaNO_3晶体析出。

This model austerely simulating dynamic action of vacuum distillation unit, and the dynamic curve of Vacuum's sidetrack from feed-in to static state.

该模型严格地模拟了减压精馏塔的动态行为，模拟了稳态下进料发生变化时减压精馏塔中各塔板上液相浓度变化的曲线。

Zhongyuan vacuum residue and catalytic cracking decant oil propane deasphalting was carried out at the pilot continuous solvent deasphalting equipment.

以中原某炼油厂减压渣油和催化油浆为原料，结合溶剂脱沥青工艺的特点，以丙烷为溶剂对掺兑油浆后的减压渣油进行丙烷脱沥青研究。

Based on the presentation of types of pressure reducing valve , how to select the position of pressure reducing valve in building fire water supply system was discussed in the design of No.

在介绍了减压阀类型的基础上，结合南宁世贸商城三号楼设计，探讨了减压阀在建筑消火栓给水系统中的位置选择问题，可供建筑消防给水系统设计和审查人员参考。

It is a relief valve and the protection of the safe use of devices as well as reducing signal device failure.

它是保护减压阀并使之安全使用的装置，也是减压阀出现故障的信号装置。

I tried to purchase another unloader but my distributor doesnt carry the correct replacement.

我尝试着购买其他减压器，但是我的经销商没有合适的减压器用来替换。

With a flow-actuated unloader changes to the system can effect the operation of the unloader.

流量式减压器对系统产生的变化会影响到减压器的操作。

With the reasonable hypotheses to the configuration of the desuperheater and pressure reducer, the mathematical models about the decompression valve and the throttling disk were established.

通过对喷水减温减压器结构的合理简化，建立了减压阀和节流孔板的数学模型。

Anterior lateral decompression is a safe and an effective procedure for the treatment of herniated thoracic discs.

侧前减压术进行胸椎间盘切除减压是治疗胸椎间盘突出症的一种安全有效的方法。

Hypobaric atmosphere as a prophylactic measure agaist decompression sickness during repetitive EVA［C］.

太空减压病与高空减压病的异同，在上文已部分地提及，表2作了全面比较。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。