不可靠

In the vicinity of the pulley to be removed, clamp the top strand at a distance suited to the winching equipment available,winch in the clamp to pull slack out of the section of conveyor between return clamp and top strand clamp and securely tie the clamp to an adequately strong part of the conveyor structure or other suitable anchor.

夹持回程皮带带芯钢丝绳，位置尽量靠近需要更换的滚筒。注意：对于爬坡或下坡皮带来说，您可使用多个皮带夹，可牢靠夹持皮带防止夹持不牢靠遭成打滑。将皮带夹进行牢靠锚接固定，也可直接将其直接固定到输送机支架的坚固部件上或其它可靠的锚接锁链上。具体参考输送机设计图纸。

Our own actions are our security, not others' judgements.

可靠的是我们自己的行动而不是别人的判断。

The results of GC-MS analysis showed that eight fatty acids are found in apple seed oil, and the content of unsaturated fatty acids is 89.39%....

气质联用分析结果表明，苹果籽油中含有8种脂肪酸，其中不饱和脂肪酸占89.39%；与索氏提取法对比，超声波辅助提取是一种可靠、高效的提取苹果籽油的方法。

In view of the stress characteristics different from these of linear beam,some effective measures can be taken to assure the design of reliable and economical curve beam bridge.

针对其不同于直线梁的受力特点，采用相应的有效措施，是可以设计出较为可靠且经济适用的曲线梁桥的。

In the light of the problems with imported offshore wellhead, such as being bulky and expensive and being inconvenient to mount and maintain, Model HKY65―21 offshore wellhead is developed. This wellhead consists of tubing head assembly, PHK plate gate valve, safety valve, stop valve, clamp, small four-way connection and choke, and it is small-sized, light-weighted, high-strength, corrosion- and abrasion-resistant, reliably sealed and convenient to mount and maintain. Application shows that the wellhead can satisfy the requirements of offshore production with good performance.

针对海上油田所用国外采油井口装置存在体积庞大笨重、价格昂贵以及与国产设施不配套和安装维护不便等问题，研制了HKY65―21型海上井口装置这种井口装置主要由油管头总成、PHK平板闸阀、井口安全阀、截止阀、卡箍总成、小四通和节流器组成，具有体积小、重量轻、强度高、防腐耐磨、密封可靠和安装维护方便等优点现场使用128套的实践表明，其各项技术性能指标均能满足海洋石油生产的要求，完全可以取代进口产品，经济效益可观

Choose the accuracy required to trap waste gas drainage, high sensitivity, can increase the utilization of steam, the steam does not leak, reliable performance, high back pressure, long Plug Valves life and easy maintenance is the preferred conditions.

选择疏水阀要求准确无误地阻汽排水，灵敏度高，能提高蒸汽利用率，不泄漏蒸汽，工作性能可靠，背压率高、使用寿命长、维修方便是首选的条件。

The safety factor method used nowadays to analyse the strength ofdiesel engine connecting rod cannot express reliability quantitatively.

目前，柴油机连杆的强度分析所采用的安全系数法，不能定量地反映安全可靠的程度。

I was reminded of the coverlet she had appliqued for our children's cradle when they were infants.

因为我想起了当我们的孩子还是婴儿时，她亲手给他们的摇篮缝的床单，而那绷带看上去亲切又安全可靠，也不像我所担心的那么粗糙。

Although DRAMs become less reliable when they are not refreshed, they are not immediately erased, and their contents persist sufficiently for malicious acquisition of usable full-system memory images.

虽然内存变得不那么可靠时，他们没有更新，他们没有立即清除，并坚持其内容充分的恶意购买实用全系统内存的图片。

An X-ray cannot reliably measure bone density but is useful to identify spinal factures.

X射线不能可靠地测量骨密度，但是有益的确定脊髓factures 。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐