查询词典 water conservation

Promoting water-saving society is an important part of building a conservation-minded society.

推进节水型社会建设，是建设节约型社会的重要内容。

The surface of stone conservation agent: not available for stone processing underside protection, protective agent, generally have a water-repellent effect.

、表面石材养护剂：不能用于石材底面防护处理的防护剂，一般都具有憎水效果。

The project shows positive impact on the work of water and soil conservation in China.

世行项目的顺利实施，对整个水土保持工作产生了积极的影响。

In recent years, utilize high pressure rotatory water efflux hole in coal seam, with high-efficient, energy-conservation, hole big, form regular, broken rock efficiency high advantage its, win the favor from vast engineers and technicians deeply.

冲击地压一直是影响煤矿开采安全的一个难题，近年来，利用高压旋转水射流在煤层中钻孔，以其高效、节能、钻孔大、孔形规则、破岩效率高等优点，深受广大工程技术人员的青睐。

The use of mechanical seals, and do not have to fill, automatic mind, long life, wide parameters (pressure 15-30 kg / cm 2, temperature -50 ℃-450 ℃, to speed 0-500 /, media: conducting oil, steam , Water, air, etc.), is to address run, run, drip, leak, energy conservation, improve the working environment ideal for sealing components conducting oil rotating series of joint: in-house and the spherical shell after fine grinding process, using a spring 30WACr2VA tungsten chromium Vanadium alloy spring steel from refined, and the introduction of Japanese cedar trees machinery will be silver-impregnated graphite high temperature seals from the assembly, with the temperature effects, and life than the original, high-temperature range of 30%.

该产品采用机械密封，不必填料，自动同心，使用寿命长，参数广（压力15-30㎏/㎝2，温度-50℃—450℃，转速0—500转/分，介质：导热油、蒸汽、水、空气等），是解决跑、冒、滴、漏，节约能源，改善工作环境的理想密封部件（导热油系列旋转接头：壳体内部和球面经过精磨加工，弹簧采用30WACr2VA 钨铬钒合金弹簧钢精制而成，并引进日本柏木机械株式会银浸渍石墨高温密封件组装而成，具有耐高温之特效，而且使用寿命较原来中、低温系列高30％。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。