swollen ear disease of brome

on safety clearance between polyethylene gas pipeline and heating pipeline

试论聚乙烯燃气管道与供暖管道的水平安全间距

high-rise buildings to ensure fire safety clearance, i do need a lot of thought in design fees.

高层建筑物为了确保在消防安全上过关，确实需要在设计上费一番心思。

apply raw material and product safety clearance, confirm right to practice.

为材料和产品申请安全号和专利，确认RTP。

by adding storm collars to the roof plan, each penetration becomes manageable, taking the mystery out of inadequately written details.

通过增加风暴项圈屋顶计画进行，每渗透变得容易完成，以在不适当的神秘面纱书面的细节。

he is the best friend of slow goat.

他是慢羊羊最好的伙伴。

russia threatens gas cut off

俄称可能对乌克兰断气

effects of gas cut on sand production

气侵对油井出砂的影响

the application of gas cut off valve in combustion system of boiler

煤气快切装置在锅炉燃烧系统中的应用

source of cement gas cut and current industry handling methods

水泥气侵的根源及现行解决方法的评析

measurement system for water and gas cut in crude oil

原油含水含气率测量系统

permissible deviation in dimensions without tolerance indication for gas cut steel plates

气切削加工钢板基本公差

gas-cut mud decreases the mud pump efficiency.

气侵泥浆降低泥浆泵的效率。

note that for this low-accuracy measurement, no direct mention of gas cut is made.

请注意这种低精度的测量，并未给出泥浆是否气侵。

eastern europe is suffering not only from russia's gas cut-off but even more from a sudden fall into recession.

东欧目前不仅受到俄罗斯中断天然气供应的影响，更受到经济突然陷入衰退的打击。

single-acting actuator (spring return): in the circuit, gas cut off or fails, automatically close the valve.

单作用执行器（弹簧复位）：在电路、气路切断或有故障时，自动关闭阀门。

accurate density of gas-cut mud can be measured using a pressurized mud balance.

气侵泥浆的精确密度可以用加压泥浆比重秤测量。

the configuration character, work principle and applications of gas cut-while-drilling in slim hole are introduced.

介绍随钻气侵检测仪的结构、工作原理及在小井眼中的应用。

manual institutions: when the electrical, gas cut off or fails, for the operation of the valve opening and closing.

手动机构：当电气、气路切断或有故障时，用于操作阀门的启闭。

a gas cut is inferred only if the mud returning to the surface is significantly less dense than it should be.

只有当返出到地面的泥浆大大低于它实际的密度时才能推断出发生了气侵。

institute of normal human morphology

正常人形态学所