查询词典 sand bar

Due to the complexity, It is necessary to study further the performance of a slurry pump transporting sand.

由于问题的复杂性，泥泵输沙水力特性还需要深入研究。

Otherwise, the pump may be sand or clay into.

否则，泵可能潜入沙子或粘土中。

Discussion on point design of draining sand water pump.

论述大型矿用排沙潜水泵的设计要点，并介绍提高效率的方

The design key point of large draining sand submersible pump for mine is discussed,and the method of increase efficiency is introduced.

论述大型矿用排沙潜水泵的设计要点，并介绍提高效率的方

The height lifted by air is limited compared with grit lifting by sand pump, but this limit does not have any negative effects in practical operation.

虽然气提的方式和砂泵提砂相比在提升高度上受到限制，但这一限制在实际应用并无什么不利影响。

In order to improve the life of impeller and the efficiency of sand pump ,the metallography structure and chemical composition of the failure impeller are analyzed and the hardness measurement for different location is carried out.

为了提高砂泵叶轮的使用寿命及砂泵效率，对失效砂泵叶轮的金相组织、化学成分进行分析，并对不同部位进行硬度测定，结果表明砂泵叶轮材料为中锰球铁。

The pearlite white iron has lower hardness and good machinability. It is used for making some parts of the sand pump to be worn not severely.

珠光体白口铸铁的硬度较低，加工性能较好，用於砂泵中某些磨损较少的部件。

Sand pump Have sensitive eyes.

要有双善于发现的眼睛。

Generally has flows automatically the type, the conveyor type, sand pump type three form this is also certainly decides according to river course's concrete environment.

一般有自流式、传送带式、抽沙泵式三种形式当然这也是根据河道的具体环境来定的。

It can pump sand, gravel, magma pulp and so on.

其性能为抽砂、抽卵石

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。